Any number is fair game in this installment of our four-part Typing Numbers Series.

Kids drag and drop picture cards showing opposites next to each other.

Kids get language practice by dragging and dropping cards next to their opposites.

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

Learn about historical figures — all while honing those sentence-typing skills.

Help Roly find all the synonyms in this second-grade grammar game!

Try catching all of the capitalization errors in this fishing-themed grammar game!

Contemplate the universe while on a beautiful savanna — all while practicing your typing skills!

Boost language and vocabulary skills in this racing game all about shades of meaning!

Expand your child's language and vocabulary skills with this learning game all about superlatives!

Learners gain familiarity with common expressions in this fun game all about figurative language!

Students click on all the things that look wildly out of place in this classroom scene.

Your kid will examine this zoo scene and find all the objects that don't belong.

Help Roly to catch all the dinos in this high-flying fourth grade math game!

Kids turn clouds into rainbows by identifying and selecting all the odd or even-numbered clouds.

Students hone number sense skills with this eighth-grade math game all about square roots!

Round to the nearest hundred in this rafting-themed math game all about multi-digit numbers.

Boost learners' grasp of number theory with this online math game all about factors and multiples!

This math game all about square roots will help learners further hone their number sense skills!

Get ready to dig into parts of speech with this second grade grammar game all about adverbs.

Kids learn all about taking away in this interactive puzzle with a subtraction image.

Sort nouns, verbs and adjectives in this game that's all about practicing parts of speech.

Learners sharpen their knowledge of language and vocabulary words with this game all about synonyms!

Kids use Officer Ice Cream's X-ray camera to find all the lowercase letters.

You've mastered the F and J keys and the D and K keys — now it's time to practice them all together!

Learners sharpen their language and vocabulary skills with this sixth-grade game all about synonyms!

Help fifth graders build their vocabulary with this fishing-themed grammar game all about antonyms!

All aboard! Kids help the gang get to school by sounding out and spelling simple words.

Which number is the biggest? Which number is the smallest? This game is all about comparing numbers.

Kids hover among the clouds and try to find all the right numbers from 11 to 20.