Kids hone their single-digit addition skills as they match equations with their missing factors.

Only your kid's addition skills can help Secret Agent Floyd defeat the evil El Gato.

Help young learners identify the correct fact family equations in this exciting addition game.

Which number is missing? Click on the number that fits each addition expression and win the race.

First graders match the cards that equal the same value in this mental math matching game.

Kids add to different target numbers, and must be quick; the balls are dropping fast!