All games.

Memorize pi, e, and 40+ mathematical constants using the numpad path method

Match emoji cards with their word labels across 10 categories

Watch the color sequence light up, then repeat it. Train your visual memory with up to 12 colors

Train your ear on a piano · random tone sequences for pitch memory, or learn a famous public-domain melody three notes at a time

Memorize a grid of emojis, then spot the missing one. How many rounds can you survive?

Learn world capitals, flags, and geography through interactive map quizzes

Learn foreign words by matching them to emojis in a fast-paced 60-second sprint

Spot the one true statement. Math, calendar, and geography facts generated on the fly

What does this word mean? Pick the correct meaning from the options. Vocabulary in all 25 languages

Read words in reverse. See DOG, pick GOD from the list. Millisecond timer, 25 languages

Put items in order · historical events by date, planets and animals by size, or rank by an objective value. Pick the topic mix

Three modes on one historical pool: pick the year an event happened, who was responsible, or which deed belongs to a given person

A famous painting paints itself row by row from coloured-emoji squares. Guess the work before the scanline finishes

See a black silhouette · pick what it is. 100 famous animals, foods, vehicles and places. Outline-recognition in 25 languages

Look up how rare your name is in the US top 1000, then play streaks guessing which of two names is rarer. The gap shrinks as you climb

A classic saying appears with one word missing · pick the word that completes it · quick multiple-choice rounds in your language

A famous philosophical statement appears · pick the philosophy or movement it represents. Filter by category (ethics, epistemology, mind…)

Master the periodic table of elements. Identify elements by symbol, atomic number, and properties

Intersecting word puzzles · direct definitions on Easy, synonyms on Medium, cryptic clues on Hard

Real-time WPM and accuracy on a 200+ poem-excerpt library. Single words, sentences, or whole stanzas. Physical and mobile keyboards

Three escalating facts narrow it down · geography first, economy next, landmark last. Score higher the earlier you commit

Match public holidays to their date, religion, or country. Filter by Christian, Muslim, Jewish, Hindu, or Secular

Explore Plutchik's Wheel of Emotions. Match complex emotions to their component feelings or identify the more intense form

Fill in the missing word · practical facts, quirky trivia, and 'how does it work?' explanations. Three topic filters, one cloze game

Wordle, Hangman, and Word Square in one place · guess the hidden word, save the stickman, or build words from a letter grid

A lab of timed number drills · arithmetic, trigonometry, prime spotting and fraction sizing, each on its own tab

What comes next? Spot the pattern in number sequences - arithmetic, geometric, Fibonacci, and more

Spot the cell where only one digit fits. Forced-move Sudoku micro-puzzles, validated by row, column, and box

Solve quick math while catching timed bell events without dropping the rhythm

Keep a running tally of positive and negative values flashed at speed

Test your number sense across three lenses: wild comparisons, product estimation, and volume guessing. All in one streak

Train candlestick patterns, options Greeks, stock valuation, compound interest, and probability in one place. Pick which topics to drill

Doctor is to hospital as teacher is to ___ ? Train verbal reasoning through word-pair relationships

Solve classic, logic, math, and wordplay riddles. Pick difficulty, type, and how many choices. Streak mode

Pick the move that delivers checkmate in one. Pure board reasoning, cheat-proof validation, streak mode

Flag the unrevealed cell that must be a mine. Constraint-satisfaction deduction, cheat-proof validation

Crack the secret code from past guesses and peg feedback. Pure deductive reasoning, cheat-proof validation

Two emoji walls, K differences. Spot every altered cell on the bottom wall · 100 to 500 emojis, 1 to 20 differences

Tap concentric rings to rotate them and line up every marker before your move budget runs out. More rings and notches as you climb

Block cells on a hex board to wall the cat in before it slips off the edge. A pure logic puzzle · bigger board, fewer head-start walls

The logic black-box · feed inputs, watch outputs, deduce the hidden function. From simple alphabet shifts to positional math rules

Move all disks from the first peg to the third using the minimum number of moves. Classic recursive puzzle, 3 to 7 disks

Resolve a meeting time from five people and contradictory constraints

Four pattern challenges in one place: matrix reasoning, odd-one-out, rule induction, and mirror symmetry. Pick a mode

Learn the layer-by-layer method with an interactive 3D cube and a notation drill

Memorize a path on a grid, rotate the board, then recreate the transformed route

Place mirrors on a grid so one continuous laser beam hits the target

Mental rotation, net folding, and shadow projection in one place. Three visual-spatial challenge types, one streak

The word says RED but the ink is blue. Name the ink, or flip to reverse mode and read the word

Spot the camouflaged digit or letter as it fades into the background. An Ishihara-style plate as a streak game

Find MemPi the mascot hiding in a wall of coral, red and pink emojis. The higher the difficulty, the more the decoys blend in

Watch which cup hides the ball, follow it through a quick shuffle, then tap the right one. More cups and swaps as difficulty climbs

Moles pop up around the grid · tap them before they duck back and hit the target before time runs out. Faster and bigger as you climb

Tap a tooth to check it. Hit a trap and the croc snaps shut. Higher difficulty hides more traps among more teeth · pure suspense

A digital sheet of bubble wrap · tap every bubble before the timer runs out. Harder rounds mean a bigger sheet and a tighter clock

Scratch off a grid of foil cells. Uncover enough of the prize symbol before you reveal too many blanks · quick nerve-and-luck game

Walk a fog-of-war maze and beat short encounters drawn from every other game. The polymath gauntlet · difficulty ramps every level

Cross-game streak roulette drawn from the whole PlayMemorize catalogue. Pure full-spectrum test · every round can be any game

Cross-game streak restricted to arithmetic, unit conversion, number sequences, and forced-move Sudoku

Cross-game streak restricted to geography, polyglot vocabulary, facts, definitions, and backwards-reading

Cross-game streak restricted to memorisation · digits of pi, emoji cards, colour sequences, and ghost

Cross-game streak across pattern, deduction, and abstraction · matrix, analogies, Stroop, riddles, chess mate, mastermind

Type any letter, word, or sentence and watch it spell itself out in random emojis. Copy as PNG or plain-text emoji grid

Roll 1 to 100 dice at once. Big visual grid, running total and average, instant re-roll. Handy for board games, RPGs, and probability

Tap for a random fact · practical and fun, from boiling points to wombat trivia. Roll another or copy it. Works offline