Mini-games for memory, focus, logic and math, plus Learn Math lessons with certificates.
Mental Calculation:
Follow expressions; each result is the base for the next.
Chain Calculation:
Solve a formula step by step.
Sherlock Calculation:
Reach the goal with the given numbers and operators.
Fraction Calculation:
Solve the fractions.
Value Comparison:
Pick the expression with the highest value.
Bubble Sum:
Add the numbers on the floating bubbles.
Quick Sum:
Numbers flash one at a time; enter the total.
Anomaly Puzzle:
Find the figure that stands out.
Pattern Sequence:
Work out the rule along each row and complete the grid.
Path Finder:
Follow the arrows from the marked start.
Visual Memory:
Memorize the shapes, then identify the hidden one.
Ghost Grid:
Watch tiles light up; tap them back in order.
Color Confusion:
Tap the ink color, not the color the word names.
Colored Shapes:
Add the points from the correct statements.
Orbit Tracker:
Track the highlighted balls as they move.
Flash Crowd:
Tap the side that flashed more dots.
Mini Sudoku:
Each row, column and block once per digit.
Mini Chess:
Finish the scenario as white against the CPU.
Solo Chess:
Capture until only the king remains. Every move must capture.
Mini Checkers:
Find the winning combination as black on a 6x6 board.
Lights Out:
Turn off every light; taps toggle neighbours.
Sliding Puzzle:
Slide tiles into order.
Shikaku:
Divide the grid into rectangles matching their numbers.
Nurikabe:
Paint the sea around numbered islands, no 2x2 blocks.
Cat Queens:
One cat per row, column and color zone; none may touch.
Knot:
Connect colored pairs without crossing; cover every cell.
Tower of Hanoi:
Move the stack to the right peg.
Schulte Table:
Tap the numbers in order as fast as you can.
Flags:
Name the country; one wrong answer ends the run.
Digit Memory:
Memorize digits, solve a quick sum, then recall.
Spot the New:
Tap the animal you have not seen before.
N-Back:
Tap Match when a shape repeats the one N steps back.
Wordle:
Guess the five-letter word in six tries.
Matchstick Riddles:
Move matchsticks to fix equations.
Peg Solitaire:
Jump pegs until one remains.
Sudoku:
Classic full-size Sudoku, several difficulties.
Chess:
Full chess vs the CPU or pass-and-play.
IQ Test:
30 matrix puzzles in 15 minutes, with an estimated IQ. Just for fun.
Missing Operators:
Find the operators (+, -, *, /) that make the equation true.
Bulls & Cows:
Guess the secret 4-digit number.
Simon Says:
Tap the growing pad sequence back each round.
Prism Clear:
Swap matching tiles to clear lines; empty the board.
Trio:
Find three cards that share a shape, a fill or a count.
Mental Rotations:
Is the second block the first one turned, or mirrored?
Mental Flex:
A cue pair sets the rule; match the target on that trait.
Rule Shift:
Sort cards by a hidden rule that changes once you have it.
Reversi:
6x6 vs the CPU or pass-and-play. Trap a line to flip it.
Checkers:
8x8 vs the CPU on three levels or pass-and-play. Captures are compulsory.
Learn Math:
Lessons, tests and certificates in Arithmetic, Geometry, Measurement and Algebra.
Every game has medals. Several achievements. No tracking. Open source.
