1+2=3

Play 1+2=3 online for free on Play HTML5 Games for Free. This Puzzle browser game loads instantly with no download required. It also works on mobile devices.

This is a simple math game. And it takes cool nerves and the reflexes of you. How fast can you count in your head? Are you smarter than a 1st grader? Come on!

Use your keyboard, mouse, or touch controls to start 1+2=3 and follow the in-game prompts.