BrainPlayFlags of the World Quiz
Flag after flag, four choices each — how many countries can you name?
True or False: Math
Equations flash by — instantly judge right from wrong under time pressure.
True or False: Math — FAQ
Is True or False: Math free to play?
Yes — True or False: Math is completely free on BrainPlay. It runs in your browser with no download, no sign-up and no paywall.
Can I play True or False: Math on my phone?
Yes. True or False: Math is touch-optimized and works on phones, tablets and desktops. Your best results are saved automatically on your device.
What skills does True or False: Math train?
True or False: Math primarily exercises general knowledge and fast recall. Short daily sessions are the most effective way to improve.