Number Rush
SpeedHow fast can you solve?
60 seconds of quick maths. Build a streak for bonus points; the questions get harder as you go.
Brain games
Quick challenges for speed, memory and focus. Free, in your browser.
Chimp Memory
MemoryTest your visual working memory.
Numbers flash up, then hide. Tap them in order. Every level adds one more.
Planned next: Pattern Master, Reaction Test, Sequence, Flag Rush.
How brain games count
Every Brainizz brain game is free and works in your browser on any device. Signed-in players earn XP for their results, which adds to the same total as quizzes and the main Brainizz leaderboard, and each game also has its own leaderboard for today, this week and all time.