Jump, dodge and do your sums to get out of school!
For full screen on iPhone: tap Share, then Add to Home Screen.
Free, with no sign-up. Nothing about you is saved anywhere but this device.
Type the class code your teacher gave you. You only do this once on each device.
Got a family code from a grown-up's Heidstart page? Type it in the same box.
Type your 4 number PIN