Learners hone their two-digit by one-digit addition skills in this underwater race to sunken treasure!

Children practice adding two-digit and one-digit numbers to dig up fossils in this math game.

Add one and find the sum! In this game, children practice number and pattern recognition skills.

Find the sum of 12 plus 8 and other combinations that make 20 in this online diving adventure.

Practice two-digit addition and adding multiples of 10 in this Dino Fishing math game.

Addition experts, come on down! Practice quick-thinking two-digit addition in this educational game that tests off-the-cuff adding skills.

Practice addition to 100 using multiples of 10! This game highlights two-digit addition math.

Practice essential first grade addition skills in this river-themed math game!

Kids solve two- and three-digit addition problems by regrouping in order to help the Professor grow out his beard.

First graders hone their addition skills of adding one more with this water rafting math adventure!

Take a deep dive into the addition strategy of adding one more with this underwater math adventure!

Children hone their multi-digit addition skills in this fun race to the finish line!

Compose numbers to make 20 and build first grade addition skills in each round of this online game.

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

Hone first grade addition strategies with this underwater math adventure!

Kids practice recognizing addition patterns as they match equations to their correct answers.

Give learners plenty of practice solving addition word problems with this math game!

Kids practice two-digit addition to 100 in this action-packed number line game.

Play this snow-themed game, in which students practice using patterns to add within 10.

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

As students practice adding one-digit numbers, they will move their character to the finish line in Ski Racer: Addition to 10.

Children use their knowledge of addition to snap pictures of unique dinosaurs in this fun math game!

Help Roly get to the party on the other side of the river by solving addition word problems!

First graders gain confidence with addition and decomposing numbers in this fun water rafting game!

Math learners hone their multi-digit addition skills in this interactive game show!

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

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

Which equation makes 10? Help young mathematicians figure it out in this treasure diving math game.

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