Play puzzle games like 15 puzzle, Sudoku, Columns, and 2048 with customizable difficulty. Solve match-three puzzles, connect dots, and navigate mazes. Drag and fit blocks to complete levels. Generate unique maps for Sudoku and 15 puzzle.
Create flashcards for studying with edit, delete, and organize features. Study cards with spaced repetition and timer. Import and export decks in CSV or JSON formats. View images and adjust text alignment.
Create and manipulate algebraic expressions using colorful, interactive . Build equations step by step with variables and constants. Explore parentheses, negative signs, and zero pairs. Solve equations visually through drag-and-drop actions.
