Music rhythm game that also simulates dance moves. Notes scroll down the screen in synch with a song and user must strike the correspoinding key at the correct time. Choice of two songs.

Browser game for drilling coding syntax. Pick a language, difficulty, and session length, then fill in the one missing line of code per question, sometimes inside a larger block of read-only context code.

Timed vocabulary game where you translate a word between English and Portuguese before the clock runs out. Pick your difficulty and round length, then race to build your high score.

Browser ear-training game. A reference tonic plays, then a note or a chord — name what you heard on a piano keyboard, or build a chord from its name, across three modes and three difficulties.