Solve puzzles by filling grid cells to match row and column totals with circle numbers. Choose difficulty levels from 4x4 to 9x9. Track solved puzzles and completion times. Complete puzzles daily for brain training.
Practice facts with customizable card sets for addition, subtraction, multiplication, division, and mixed operations. Choose from six difficulty levels per operation. Use speech recognition to enter answers. Includes sound effects and animations.
Learn multiplication, division, powers of ten, and negative numbers with adjustable difficulty levels. Track progress through exercises and export results as PDF for sharing.
Learn with spelling quizzes and structure visuals. Identify formulas, names, and classifications. Explore organic, inorganic, and organometallic compounds. Choose between easy and hard difficulty levels.
Teaches and English through interactive lessons and games. Includes phonics, vocabulary, and sentence building. Features audio pronunciation, character recognition, and progress tracking. Supports multiple language modes and adaptive learning.