Japanese from English 125 units (2023-Jun-29):
NOT CEFR aligned
1086 levels ㅤ5075 lessons ㅤ30 Stories
Path image ㅤ Hints ㅤ Words
numberOfSentences=10927 ㅤ numberOfWords=5011 ㅤ wordsLearned=5532 (1639) ㅤ JSON
Units 100 to 125 have alternative names.
Section 1: Rookie
1 Order food, Describe people
4, 4, , 4,
Order food, Describe people, , Order food,
2 Introduce yourself, Order food and drink
4, 4, , 4, 4, 46 (Hiragana Gate), 4, , 4,
Introduce yourself, Describe people, , , Order food, hiragana alphabet gate, Order food and drink, , Introduce yourself,
3 Talk about countries, Ask for directions
4, 4, 6, , 4, 4, , 4, 4,
Describe people, Talk about countries, , , Order food and drink, Introduce yourself, , Ask for directions, Talk about countries,
4 Describe belongings, Talk about neighbors
4, 5, , 46 (Katakana Gate), 4, 4, 4, , 4,
Order food and drink, , , katakana alphabet gate, Describe belongings, Ask for directions, Talk about countries, , Talk about neighbors,
5 Tell time, Get help when traveling
4, 5, 4, , 4, 4, 4, , 5, 6,
Describe belongings, , Ask for directions, , Tell time, Talk about neighbors, Describe belongings, , Get help when traveling, ,
6 Get to know people, Describe your family
4, 4, , 6, 5, 4, 5, , 6,
Tell time, Talk about neighbors, , Get to know people, Get help when traveling, Tell time, , , Describe your family,
7 Talk about hobbies, Describe eating habits
6, 5, 6, , 5, 6, , 6, 6,
Get to know people, Get help when traveling, Talk about hobbies, , , Describe your family, , Get to know people, Describe eating habits,
8 Shop for clothes
6, 5, , 6, 6, 6, 6, , 5,
Talk about hobbies, , , Describe your family, Shop for clothes, Describe eating habits, Talk about hobbies, , ,
Section 2: Explorer
9 / 1 Order food and drink, Use present tense verbs
6, 6, 6, , 6, 5, , 6, 6,
Order food and drink, Shop for clothes, Describe eating habits, , Use present tense verbs, , , Order food and drink, Shop for clothes,
10 / 2 Get around a station, Describe your routine
6, 6, 5, 6, , 6, 6, 6, , 5,
Get around a station, Use present tense verbs, , Order food and drink, , Describe your routine, Get around a station, Use present tense verbs, , ,
11 / 3 Talk about interests, Describe your home
6, 6, 6, , 6, 5, , 6, 6,
Talk about interests, Describe your routine, Get around a station, , Describe your home, , , Talk about interests, Describe your routine,
12 / 4 Take public transit, Use na-adjectives
6, 6, , 5, 6, 6, 6, 6, , 5,
Take public transit, Describe your home, , , Talk about interests, Use na-adjectives, Take public transit, Describe your home, , ,
13 / 5 Get emergency help, Talk about weather
6, 6, 6, , 6, 5, , 6, 6,
Get emergency help, Use na-adjectives, Take public transit, , Talk about weather, , , Get emergency help, Use na-adjectives,
14 / 6 Describe your family, Discuss chores
6, 6, 5, , 6, 6, 6, 6, , 5,
Describe your family, Talk about weather, , , Get emergency help, Discuss chores, Describe your family, Talk about weather, , ,
15 / 7 Say what you want to do, Discuss a family visit
6, 6, 6, , 6, 5, , 6, 6,
Say what you want to do, Discuss chores, Describe your family, , Discuss a family visit, , , Say what you want to do, Discuss chores,
16 / 8 Order pastries, Use negative verbs
6, 6, 5, 6, , 6, 6, 6, , 5,
Order pastries, Discuss a family visit, , Say what you want to do, , Use negative verbs, Order pastries, Discuss a family visit, , ,
17 / 9 Discuss classes, Talk about jobs
6, 6, 6, , 6, 5, , 6, 6,
Discuss classes, Use negative verbs, Order pastries, , Talk about jobs, , , Discuss classes, Use negative verbs,
18 / 10 Get around a theme park, Discuss pop culture
6, 6, , 5, 6, 6, 6, 6, , 5,
Get around a theme park, Talk about jobs, , , Discuss classes, Discuss pop culture, Get around a theme park, Talk about jobs, , ,
19 / 11 Communicate at work, Describe your hobbies
6, 6, 6, , 6, 5, , 6, 6,
Communicate at work, Discuss pop culture, Get around a theme park, , Describe your hobbies, , , Communicate at work, Discuss pop culture,
20 / 12 Discuss a meal, Ask for the time
5, 4, , 6, 6, 4, 4, , 5,
Discuss a meal, , , Describe your hobbies, Communicate at work, Ask for the time, , , Discuss a meal,
21 / 13 Talk about your day, Describe your home
6, 4, 4, , 4, 5, , 6, 4,
Describe your hobbies, Talk about your day, , , Ask for the time, Discuss a meal, , Describe your home, ,
22 / 14 Talk about yourself, Use counting words
4, 4, 5, 4, , 6, 4, 3, , 4,
Talk about your day, Ask for the time, Talk about yourself, , , Describe your home, Talk about your day, Use counting words, , ,
23 / 15 Talk about your family, Ask about food
5, 6, 5, , 4, 3, 5, , 6, 4,
Talk about yourself, Describe your home, Talk about your family, , , Use counting words, Talk about yourself, , Ask about food, ,
24 / 16 Talk about your schedule, Say where things are
5, 3, , 5, 4, 6, 5, 6, , 4,
Talk about your family, Use counting words, ,Talk about your schedule, , Ask about food, Talk about your family, Say where things are, , ,
25 / 17 Talk about your home, Make requests
5, 6, 3, 4, , 6, 5, , 6, 4,
Talk about your schedule, Ask about food, Talk about your home, , , Say where things are, Talk about your schedule, , Make requests, ,
26 / 18 Talk about hobbies, Describe extended family
3, 6, 7, , 4, 6, 3, 6, , 4,
Talk about your home, Say where things are, Talk about hobbies, , , Make requests, Talk about your home, Describe extended family, , ,
27 / 19 Take public transit, Talk about clothes
7, 6, , 6, 4, 6, 7, , 7, 4,
Talk about hobbies, Make requests, , Take public transit, , Describe extended family, Talk about hobbies, , Talk about clothes, ,
28 / 20 Describe your hobbies, Discuss weather
6, 6, 7, 4, , 7, 6, 6, , 4,
Take public transit, Describe extended family, Describe your hobbies, , , Talk about clothes, Take public transit, Discuss weather, , ,
Section 3: Traveler
29 / 1 Talk about food and drink, Get directions
7, 7, 5, , 4, 6, 7, , 6, 4,
Describe your hobbies, Talk about clothes, Talk about food and drink, , , Discuss weather, Describe your hobbies, , Get directions, ,
30 / 2 Discuss food you like, Express days and times
5, 6, , 5, 4, 6, 5, 6, , 4,
Talk about food and drink, Discuss weather, , Discuss food you like, , Get directions, Talk about food and drink, Express days and times, , ,
31 / 3 Shop for common items, Discuss relationships
5, 6, 7, 4, , 6, 5, , 7, 4,
Food 3, Get directions, Shop for common items, , , Express days and times, Discuss food you like, , Discuss relationships, ,
32 / 4 Talk about weather, Ask for directions
7, 6, 3, , 4, 7, 7, 3, , 4,
Shop for common items, Express days and times, Talk about weather, , , Discuss relationships, Shop for common items, Ask for directions, , ,
33 / 5 Shop for clothes
3, , , 7, 3, 5, 3, , 3, 4,
Talk about weather, The Passport, , Discuss relationships, , Shop for clothes, Ask for directions, , Talk about weather, ,
34 / 6 Discuss activities, Describe nature
4, 5, 3, 4, , 7, , 4, , 3,
Discuss activities, Shop for clothes, Ask for directions, , , Describe nature, Doctor Eddy, Discuss activities, , ,
35 / 7 Talk about school, Shop at a convenience store
5, 6, 7, , 4, 4, 4, , 6, 4,
Shop for clothes, Talk about school, Describe nature, , , Discuss activities, Shop at a convenience store, , Talk about school, ,
36 / 8 Talk about class, Express how you feel
7, , , 6, 3, 4, 6, 6, , 4,
Describe nature, A New Coat, , Talk about class, , Shop at a convenience store, Talk about school, Express how you feel, , ,
37 / 9 Get around a building
6, 4, 7, 4, , 6, , , 6, 3,
Talk about class, Shop at a convenience store, Get around a building, , , Express how you feel, The New Student, , Talk about class, ,
38 / 10 Describe belongings, Shop for groceries
6, 7, 6, , 4, 5, 6, 7, , 4,
Describe belongings, Get around a building, Express how you feel, , , Shop for groceries, Describe belongings, Get around a building, , ,
39 / 11 Describe clothes, Discuss interests
6, , , 5, 3, 6, 6, , 6, 4,
Describe clothes, Junior's Question, , Shop for groceries, , Describe belongings, Discuss interests, , Describe clothes, ,
40 / 12 Talk about class, Discuss health
5, 7, 6, 4, , , 6, 7, , 3,
Shop for groceries, Talk about class, Discuss interests, , , To the Station!, Describe clothes, Discuss health, , ,
41 / 13 Talk about travel
7, 6, 6, , 4, 7, 7, , , 3,
Talk about class, Discuss interests, Talk about travel, , , Discuss health, Talk about class, , The Vegetarian, ,
42 / 14 Use the past tense, Talk about mail
4, 6, , 7, 4, 6, 4, 6, , 4,
Use the past tense, Talk about travel, , Discuss health, , Talk about mail, Use the past tense, Talk about travel, , ,
43 / 15 Talk about games, Describe a city
5, , 6, 3, , 4, 7, , 5, 4,
Talk about games, Vacation Clothes, Talk about mail, , , Use the past tense, Describe a city, , Talk about games, ,
44 / 16 Talk about sports, Say what you can do
6, 5, 7, , 4, , 5, 5, , 3,
Talk about mail, Talk about sports, Describe a city, , , The Reservation, Talk about games, Say what you can do, , ,
45 / 17 Ask for and offer help
5, 7, , 6, 4, 5, 5, , , 3,
Talk about sports, Describe a city, , Ask for and offer help, , Say what you can do, Talk about sports, , What Do You Want?, ,
46 / 18 Talk about money, Describe the outdoors
5, 6, 5, 4, , 7, , 5, , 3,
Talk about money, Ask for and offer help, Say what you can do, , , Describe the outdoors, Can I Have It?, Talk about money, , ,
47 / 19 Express what you can do, Ask for services
6, 5, 7, , 4, , 5, , 3, 3,
Ask for and offer help, Express what you can do, Describe the outdoors, , , Find My Girlfriend, Talk about money, , Ask for services, ,
48 / 20 Talk about restaurant food
5, 7, , , 3, 7, 3, 5, , 4,
Express what you can do, Describe the outdoors, , The Basketball Player, , Talk about restaurant food, Ask for services, Express what you can do, , ,
49 / 21 Discuss nature, Describe common objects
6, , 7, 3, , 3, 7, 6, , 4, ,
Discuss nature, Two Tickets Please!, Talk about restaurant food, , , Ask for services, Describe common objects, Discuss nature, , , Thanks?,
50 / 22 Express possibilities
7, 6, , 3, 7, 6, , , 3,
Talk about restaurant food, Express possibilities, , , Describe common objects, Discuss nature, The Dance Class, , ,
51 / 23 Discuss cooking, Talk about common items
6, 6, , 7, 4, 7, , , 6, 3,
Discuss cooking, Express possibilities, , Describe common objects, , Talk about common items, You're Not Mary, , Discuss cooking, ,
52 / 24 Discuss possibilities, Call for help
6, 6, 7, 4, , , 6, 7, , 3,
Express possibilities, Discuss possibilities, Talk about common items, , , Family Dinner, Discuss cooking, Call for help, , ,
53 / 25 Take public transit
6, 7, , , 3, 6, 7, , 6, 4,
Discuss possibilities, Talk about common items, Junior's Exercise, , , Take public transit, Call for help, , Discuss possibilities, ,
54 / 26 Talk about education, Discuss work
7, , , 6, 3, 7, 6, 7, 4, , ,
Talk about education, The Garden, , Take public transit, , Call for help, Discuss work, Talk about education, , , The Perfect Person,
55 / 27 Use numbers
6, 6, 3, , 6, 7, , , 3,
Take public transit, Use numbers, , , Discuss work, Talk about education, , Need Help?, ,
56 / 28 Discuss the outdoors, Describe extended family
4, 6, 6, , 4, 3, , 4, , 3,
Discuss the outdoors, Use numbers, Discuss work, , , Describe extended family, Junior's Choice, Discuss the outdoors, , ,
57 / 29 Suggest activities, Express opinions
6, 7, , 3, 4, , 4, , 6, 3,
Use numbers, Suggest activities, , Describe extended family, , I Really Want a Dog, Discuss the outdoors, , Express opinions, ,
58 / 30 Get around an airport
7, 3, , 3, , 6, 6, 7, , 4,
Suggest activities, Describe extended family, The Model, , , Get around an airport, Express opinions, Suggest activities, , ,
59 /31 Talk about school, Discuss religion
7, , 6, , 3, 6, 6, , 7, 4, ,
Talk about school, Bad Painting, Get around an airport, , , Express opinions, Discuss religion, , Talk about school, , Take My Photo,
60 / 32 Talk about opinions
6, 4, , 3, 6, 7, , , 3,
Get around an airport, Talk about opinions, , , Discuss religion, Talk about school, A New Sport, , ,
61 / 33 Describe health issues, Identify seafood
7, 4, 6, 4, , , 4, , 7, 3,
Describe health issues, Talk about opinions, Discuss religion, , , Lucy and the Dinosaurs, Identify seafood, , Describe health issues, ,
62 / 34 Discuss society, Talk about your day
4, , 7, , 3, 4, 7, 7, , 4,
Talk about opinions, Where Are My Keys?, Discuss society, , , Identify seafood, Describe health issues, Talk about your day, , ,
63 / 35 Express feelings, Discuss politics
7, 4, , 7, 4, 7, 7, , 4, 4,
Discuss society, Identify seafood, , Express feelings, , Talk about your day, Discuss society, , Discuss politics, ,
64 / 36 Talk about creative arts, Use the passive form
7, 7, 7, 4, , 4, 7, 7, , 4,
Express feelings, Talk about your day, Talk about creative arts, , , Discuss politics, Express feelings, Use the passive form, , ,
65 / 37 Talk about geography, Discuss the law
7, 4, 4, , 4, 7, 7, , 5, 4,
Talk about creative arts, Discuss politics, Talk about geography, , , Use the passive form, Talk about creative arts, , Discuss the law, ,
66 / 38 Talk about weather, Make plans
4, 7, , 7, 4, 5, 4, 5, , 4,
Talk about geography, Use the passive form, , Talk about weather, , Discuss the law, Talk about geography, Make plans, , ,
67 / 39 Give cooking instructions, Discuss conflict
7, 5, 7, 4, , 5, 7, , 5, 4,
Talk about weather, Discuss the law, Give cooking instructions, , , Make plans, Talk about weather, , Discuss conflict, ,
68 / 40 Talk about disasters, Discuss laws
7, 5, 7, , 4, 5, 7, 5, , 4,
Give cooking instructions, Make plans, Talk about disasters, , , Discuss conflict, Give cooking instructions, Discuss laws, , ,
Section 4: Trailblazer
69 / 1 Talk about your home, Use commands
7, 5, , 7, 4, 5, 7, , 7, 4,
Talk about disasters, Discuss conflict, , Talk about your home, , Discuss laws, Talk about disasters, , Use commands, ,
70 / 2 Schedule plans, Use polite language
7, 5, 5, 4, , 7, 7, 6, , 4,
Talk about your home, Discuss laws,Schedule plans, , , Use commands, Talk about your home, Use polite language, , ,
71 / 3 Talk about a work day, Discuss geography
5, 7, 6, , 4, 6, 5, , 6, 4,
Schedule plans, Use commands, Talk about a work day, , , Use polite language, Schedule plans, , Discuss geography, ,
72 / 4 Talk about money, Discuss politics
6, 6, , 6, 4, 6, 6, 5, , 4,
Talk about a work day, Use polite language, , Talk about money, , Discuss geography, Talk about a work day, Discuss politics, , ,
73 / 5 Describe health issues, Check in to a hotel
6, 6, 7, 4, , 5, 6, , 5, 4,
Talk about money, Discuss geography, Describe health issues, , , Discuss politics, Talk about money, , Check in to a hotel, ,
74 / 6 Talk about the news, Discuss conflict
7, 5, 4, , 4, 5, 7, 5, , 4,
Describe health issues, Discuss politics, Talk about the news, , , Check in to a hotel, Describe health issues, Discuss conflict, , ,
75 / 7 Talk about transportation, Talk about exercise
4, 5, , 7, 4, 5, 4, , 7, 4,
Talk about the news, Check in to a hotel, , Talk about transportation, , Discuss conflict, Talk about the news, , Talk about exercise, ,
76 / 8 Discuss fairy tales, Talk about technology
7, 5, 6, 4, , 7, 7, 7, , 4,
Talk about transportation, Discuss conflict, Discuss fairy tales, , , Talk about exercise, Talk about transportation, Talk about technology, , ,
77 / 9 Express ideas, Discuss holidays
6, 7, 7, , 4, 7, 6, , 6, 4,
Discuss fairy tales, Talk about exercise, Express ideas, , , Talk about technology, Discuss fairy tales, , Discuss holidays, ,
78 / 10 Describe a hospital visit, Talk about cooking
7, 7, , 7, 4, 6, 7, 5, , 4,
Express ideas, Talk about technology, , Describe a hospital visit, , Discuss holidays, Express ideas, Talk about cooking, , ,
79 / 11 Ride a train or bus, Discuss business
7, 6, 7, 4, , 5, 7, , 6, 4,
Describe a hospital visit, Discuss holidays, Ride a train or bus, , , Talk about cooking, Describe a hospital visit, , Discuss business, ,
80 / 12 Describe people's jobs, Talk about chores
7, 5, 7, , 4, 6, 7, 7, , 4,
Ride a train or bus, Talk about cooking, Describe people's jobs, , , Discuss business, Ride a train or bus, Talk about chores, , ,
81 / 13 Use polite language, Discuss the news
7, 6, , 3, 4, 7, 7, , 5, 4,
Describe people's jobs, Discuss business, , Use polite language, , Talk about chores, Describe people's jobs, , Discuss the news, ,
82 / 14 Express your feelings, Use commands
3, 7, 7, 4, , 5, 3, 7, , 4,
Use polite language, Talk about chores, Express your feelings, , , Discuss the news, Use polite language, Use commands, , ,
83 / 15 Describe the outdoors, Talk about animals
7, 5, 6, , 4, 7, 7, , 6, 4,
Express your feelings, Discuss the news, Describe the outdoors, , , Use commands, Express your feelings, , Talk about animals, ,
84 / 16 Discuss space, Use casual language
6, 7, , 5, 4, 6, 6, 6, , 4,
Describe the outdoors, Use commands, , Discuss space, , Talk about animals, Describe the outdoors, Use casual language, , ,
85 / 17 Discuss religion, Express desires
5, 6, 4, 4, , 6, 5, , 4, 4,
Discuss space, Talk about animals, Discuss religion, , , Use casual language, Discuss space, , Express desires, ,
86 / 18 Talk to a hair stylist, Talk to a dentist
4, 6, 5, , 4, 4, 4, 4, , 4,
Discuss religion, Use casual language, Talk to a hair stylist, , , Express desires, Discuss religion, Talk to a dentist, , ,
87 / 19 Describe home appliances, Discuss cooking
5, 4, , 7, 4, 4, 5, , 6, 4,
Talk to a hair stylist, Express desires, , Describe home appliances, , Talk to a dentist, Talk to a hair stylist, , Discuss cooking, ,
88 / 20 Talk about work, Discuss relationships
7, 4, 6, 4, , 6, 7, 7, , 4,
Describe home appliances, Talk to a dentist, Talk about work, , , Discuss cooking, Describe home appliances, Discuss relationships, , ,
89 / 21 Talk about school, Discuss medical treatment
6, 6, 6, , 4, 7, 6, , 4, 4,
Talk about work, Discuss cooking, Talk about school, , , Discuss relationships, Talk about work, , Discuss medical treatment, ,
90 / 22 Talk about science, Discuss creative arts
6, 7, , 6, 4, 4, 6, 6, , 4,
Talk about school, Discuss relationships, , Talk about science, , Discuss medical treatment, Talk about school, Discuss creative arts, , ,
91 / 23 Express thoughts, Talk about history
6, 4, 7, 4, , 6, 6, , 7, 4,
Talk about science, Discuss medical treatment, Express thoughts, , , Discuss creative arts, Talk about science, , Talk about history, ,
92 / 24 Discuss food and drink, Talk about nature
7, 6, 6, , 4, 7, 7, 6, , 4,
Express thoughts, Discuss creative arts, Discuss food and drink, , , Talk about history, Express thoughts, Talk about nature, , ,
93 / 25 Discuss fiction, Use casual language
6, 7, , 6, 4, 6, 6, , 3, 4,
Discuss food and drink, Talk about history, , Discuss fiction, , Talk about nature, Discuss food and drink, , Use casual language, ,
94 / 26 Discuss life on a farm, Use polite language
6, 6, 5, 4, , 3, 6, 5, , 4,
Discuss fiction, Talk about nature, Discuss life on a farm, , , Use casual language, Discuss fiction, Use polite language, , ,
95 / 27 Talk about languages, Say how you feel
5, 3, 7, , 4, 5, 5, , 7, 4,
Discuss life on a farm, Use casual language, Talk about languages, , , Use polite language, Discuss life on a farm, , Say how you feel, ,
96 / 28 Discuss science, Talk about business
7, 5, , 4, 4, 7, 7, 4, , 4,
Talk about languages, Use polite language, , Discuss science, , Say how you feel, Talk about languages, Talk about business, , ,
97 / 29 Share opinions, Discuss nature
4, 7, 6, 4, , 4, 4, , 4, 4,
Discuss science, Say how you feel, Share opinions, , , Talk about business, Discuss science, , Discuss nature, ,
98 / 30 Talk about the news, Express feelings
6, 4, 5, , 4, 4, 6, 6, , 4,
Share opinions, Talk about business, Talk about the news, , , Discuss nature, Share opinions, Express feelings, , ,
99 / 31 Talk about seasons
5, 4, , 5, 4, 6, 5, , 5, 4,
Talk about the news, Discuss nature, , Talk about seasons, , Express feelings, Talk about the news, , Talk about seasons, ,
100 / 32
6, 5, , 5, 5, 5, 5, , 5,
Express feelings, Talk about seasons, , Path Extension Practices,
Path Extension Practices:
Section 5: Champion
101 / 1
5, 5, 5, , 5, 5, , 5, 5,
102 / 2
5, 5, , 5, 5, 5, 5, , 5,
103 / 3
5, 5, 5, , 5, 5, , 5, 5,
104 / 4
5, 5, , 5, 5, 5, 5, , 5,
105 / 5
5, 5, 5, , 5, 5, , 5, 5,
106 / 6
5, 5, , 5, 5, 5, 5, , 5,
107 / 7
5, 5, 5, , 5, 5, , 5, 5,
108 / 8
5, 5, , 5, 5, 5, 5, , 5,
109 / 9
5, 5, 5, , 5, 5, , 5, 5,
110 / 10
5, 5, , 5, 5, 5, 5, , 5,
111 / 11
5, 5, 5, , 5, 5, , 5, 5,
112 / 12
5, 5, , 5, 5, 5, 5, , 5,
113 / 13
5, 5, 5, , 5, 5, , 5, 5,
114 / 14
5, 5, , 5, 5, 5, 5, , 5,
115 / 15
5, 5, 5, , 5, 5, , 5, 5,
116 / 16
5, 5, , 5, 5, 5, 5, , 5,
117 / 17
5, 5, 5, , 5, 5, , 5, 5,
118 / 18
5, 5, , 5, 5, 5, 5, , 5,
119 / 19
5, 5, 5, , 5, 5, , 5, 5,
120 / 20
5, 5, , 5, 5, 5, 5, , 5,
121 / 21
5, 5, 5, , 5, 5, , 5, 5,
122 / 22
5, 5, , 5, 5, 5, 5, , 5,
123 / 23
5, 5, , 5, 5, 5, 5, 5, 5, , 5,
124 / 24
5, 5, 5, 5, , 5, 5, 5, , 5, 5,
125 / 25
5, 5, 5, , 5, 5, 5, , 5, 5, 5,
Section 6: Day Review (7) (Optional)
ㅤㅤ
Each Review has 8 challenges, to get the Legendary trophy
Each Unit has Levels and Chests, and each Level has Lessons.
Each Lesson has from 2 to 18 exercises (usually 15)
Each Review has from 2 to 18 exercises (usually 15)
Each Challenge has from 2 to 18 exercises (usually 15)