Dive for treasure and missing factors in this online game featuring addition equations.

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

Think about how numbers are related in this interactive game about addition fact families.

Which equation looks right? Review fact families and addition to 10 in this educational math game.

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

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

Children hone their knowledge of addition and missing addends in a race to reach the sunken treasure.

In this math game, students practice finding sums and performing addition with 5.

In this water-themed race, first graders use math and logic to fill in each addition equation.

Children use their addition knowledge to complete equations in a race to reach the sunken treasure.

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

Kids practice matching each addition equation to its missing factor in this interactive math game.

Go fishing for numbers that add up to 10 in this interactive addition game for young math learners.

Fill in these addition facts! This game challenges kids to match missing addends to each equation.

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

Counting and adding get served up in this game that challenges kids to add toppings to a giant pizza.

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

To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!

Children complete a race by choosing the correct addition expressions for the given fact families.

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

Your kid will practice addition by using number pairs to fill a staircase.

Add it up! Kids must use mental addition to match each equation to its answer.

Kids click on bubbles that add up to 10 to try to keep the bubbles from overflowing.

Kids practice concrete counting and simple addition at the pizza parlor.

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

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

Players hone their two-digit addition skills as they match equations with their missing addends!

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

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