Solve puzzles by filling 9×9 grids with digits 1-9. Choose from four difficulty levels. Store notes for possible numbers. Use hints to fill missing digits. Complete daily challenges. Clear grids when all numbers are placed.
Calculate fractions with addition, subtraction, multiplication, and division. Convert fractions to decimals. Adjust recipe quantities for different serving sizes. Review math problems and convert measurements between cups and teaspoons.
Play a sliding game where numbered tiles merge when adjacent. Swipe to move tiles and combine equal numbers. Reach the target tile by strategically merging tiles across the grid.
Explore a 3D pyramid as an archaeologist to solve riddles and puzzles. Navigate through rooms to progress. Use logic to unlock doors and find clues. Track progress through multiple levels. Solve memory-based challenges to escape the pyramid.
Solve puzzles by filling in digits to make equations correct vertically or horizontally. Use two squares for two-digit numbers. Requires logical thinking and quick reflexes to complete challenges.
Learn basic counting and arithmetic using an . Perform single-digit addition and subtraction. Practice number recognition and counting skills. Track progress with interactive exercises and visual aids.
Practice long with problems ranging from 1 to 5 digits in the dividend and 1 to 4 digits in the divisor. Generate random or custom problems. Access step-by-step solutions via the tutorial button. Use the hint feature for instructional guidance.
Practice long with problems ranging from 1 to 5 digits in the top factor and 1 to 3 digits in the bottom factor. Solve random or custom entered problems. View step-by-step solutions with adjustable tutorial animation speed.
Solve puzzles by filling a grid with numbers that add up to given clues. Each row and column must contain unique digits. Complete the grid by ensuring all sums match clues and no duplicates exist in any sum.