Math Challenge
Practice addition, subtraction, multiplication, division
Memory Match
Flip cards to find matching pairs
Word Builder
Arrange letters to form complete words
Alphabet Quiz
Learn the Vietnamese alphabet
Color & Shape
Identify colors and shapes
Hangman
Guess the secret word letter by letter
Spelling Bee
Practice Vietnamese spelling
Word Completion
Fill in missing Vietnamese syllables — 3 levels
Maze
Navigate mazes and build spatial thinking skills
Cub AI Guide
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Cub Buddy — Chat pal
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AI Flashcards
AI-generated smart vocabulary cards from stories, lessons, or any content
AI English Tutor
Practice English with AI — free, safe, and fun
AI Math Word Problems
AI-generated math word problems with real-life Vietnamese contexts
Interactive AI Story
You choose — AI tells the story! Every choice creates a unique story
Smart Review
AI analyzes weak areas and creates personalized review quizzes
Pronunciation Coach
Read aloud and get AI-powered pronunciation scores for Vietnamese and English
Voice AI Tutor
Practice speaking English with AI using real voice conversation
Lang Tutor
Pick a language + goal — AI designs your lesson and grades it after
Vietnamese Mythology
Role-play as a hero, battle with knowledge through Vietnamese legends
Short Reading
Read-aloud sentences and comprehension quizzes
Audiobooks
Folk tales, poetry, and life lessons to listen
Fairy Tales
Listen to fairy tales and bedtime stories
English Listening
Short English conversations for daily listening practice
English Quiz
Learn English vocabulary through games
Install to your phone or tablet for an app-like experience — works offline.
Ready-to-print worksheet books — open in browser or print directly on A4 paper.
Vietnamese Practice Book
Vietnamese exercises for kids: letter tracing, syllables, tone marks, reading comprehension — for ages 4-8.
Math Fun Workbook
Fun math worksheets: counting, addition/subtraction, comparisons, number mazes — logic practice for ages 4-9.
Kids Drawing Guide
Step-by-step drawing guide: basic shapes, animals, everyday objects — spark artistic skills for kids.