Brain games that listen, flash and fight back.
19 quick games for your memory, words, maths and nerve. Answer capitals out loud, drill chess openings, learn piano pieces, or see how many digits of π you can hold.
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Not sure where to begin? Try one of these.
Say it out loud
CapiWiz
A country is read to you and the microphone listens for its capital. 195 countries, against the clock.
Play CapiWiz
Know your openings
ChessWiz
Play 76 book openings move by move on a real board while the app answers and keeps score.
Play ChessWiz
Learn a piece key by key
PianoWiz
Load sheet music and play along. It listens to your piano and only moves on when it hears the right note.
Play PianoWizAll games
Pick a category, or scroll the lot.
CapiWiz
The app says a country out loud and you say or type its capital back before the clock runs out. 195 countries, six continents.
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PhobiaWiz
Hear a fear and name the phobia, or hear the phobia and say what it is the fear of. Over 200 phobias, answered out loud or typed.
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ElementWiz
Explore the full periodic table, then answer multiple-choice questions against the clock as the pool of elements grows more obscure.
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BibleWiz
You are told which book came last, and you type the next one in canon order before the timer runs out. All 66 books.
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ExamWiz
Sit an imaginary exam of ridiculous wizard-and-gremlin word problems. Score 70% to pass the year and move up; fail and resit with fresh questions.
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ChronWiz
Four coloured pads flash a sequence and you tap it back in order. Each round adds one more pad; one wrong tap ends the run.
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NumeroWiz
A number flashes for a moment and vanishes; you type it back from memory. Each round adds one digit.
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NextWiz
Numbers flash up one at a time, then hide. Put them back in the order they appeared. Two to start, then three, four and more.
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PiWiz
How many decimal places of π can you rattle off? Learn the sequence one digit at a time, then recite it against the clock.
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ScrabWiz
Scrambled tiles land on screen and you tap them in order to rebuild a real two- or three-letter Scrabble word before the timer runs out.
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ConundrumWiz
Scrambled letter tiles land on the rack and you rebuild the hidden word. A clue is there if you want it — but reaching for it costs you.
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BankRiverWiz
“Bank” or “River” flashes up and you tap the matching button before the bar drains. Every correct answer speeds it up.
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CharadesWiz
Pass-and-play charades built entirely on Zambian places, food, wildlife and people — act it out for the group, or play a solo typing round.
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HanoiWiz
The Tower of Hanoi: move every disc to the last peg, one at a time, never a big disc on a small one. Free play with hints, or a scored 3 → 8 disc challenge.
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JigWiz
Drag-and-drop jigsaw puzzles from 3×3 to 6×6 — pick one of six illustrated pictures or upload a photo of your own.
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MorrisWiz
The mill games: Three, Six, Nine and Twelve Men's Morris plus Lasker Morris. Play a computer on three levels, or a friend on one device.
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ChessWiz
Pick a colour and a set of openings, then play the book’s main line move by move on a real board while the app plays the replies.
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PianoWiz
Load a piece of sheet music and learn it one key at a time — PianoWiz listens through your microphone and only moves on when it hears the right note.
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RubixWiz
Solved the first two layers? Point your camera at the cube and RubixWiz tells you the exact algorithm to finish the last layer.
Play →Made by Sivintu
Cool Wiz Games is the official home of every game built at Sivintu. Each one started as an experiment in how people learn and remember, and stayed because it was fun to play.
New games land here first.
- Play in the browserNothing to install. Your progress is saved on your device.
- Talk to itCapiWiz, PhobiaWiz, NextWiz and PiWiz listen for spoken answers.
- Climb the leaderboardsChallenge modes keep a shared high-score table.