Help second graders learn about addition facts to 20 in this online matching activity.

Kids try to match the equations that equal the same number in this online math game!

Match each addition fact to its answer in this online game!

Kids practice mentally adding sums up to 30 in this fast-paced addition race.

Let's have a ski race while practicing addition to 20 in this fast-paced learning adventure!

Kids must move fast to find addition pairs that total a target sum within 20.