Children use their mental math skills to determine which equations add up to 20 in this math game.

Help Muggo by using words containing the short E to power his friend making machine.

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

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

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

How many legs does a pistol shrimp have? Kids answer questions about Symbiotic Relationships in this reading comprehension quiz.

What does the word symbiosis mean? In this vocabulary quiz, kids define words from the story Symbiotic Relationships.

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

Practice typing the z and slash keys.

Squirrel is in for a feast as you practice typing words that begin with letters V, M, and C.