Play by selecting cells that add up to 10 and clear combos to progress. Use Custom Mode with a Check button to confirm no moves remain. Empty the grid to unlock stages and increase IQ score.
Learn basic math operations through interactive activities and earn rewards by completing challenges. Explore history with culturally relevant lessons and games.
Help toddlers to find treasure. Teach matching, sorting, counting, math, and color recognition. Includes activities for preschoolers and autistic children. Parents and teachers can use the for educational play.
Convert numbers between decimal, binary, hexadecimal,
Convert numbers between decimal, binary, hexadecimal, and octal systems. Input integers from 0 to 2^31-1. Perform conversions in both directions. Display results in selected number formats.
Evaluate math expressions with exponentiation, division, multiplication, addition, and subtraction on integers and decimals. Group using nested parentheses. Tap to solve step by step. Receive feedback if an operation cannot be solved next.
Solve crosswords with 5x5 or 7x7 grids. Fill in numbers to complete additions and subtractions. Choose number ranges from 1-10, 1-25, or 1-50. Select easy or hard difficulty. In easy mode, only fill in results after the equals sign.