Can your little math whiz add up sums quickly in his head? Teach him to estimate before adding, a great skill to put to use in everyday life!

Kids solve addition problems with three-digit addends to move from bubble to bubble on this second grade math worksheet.

Greater than or less than? Challenge your second grader to explore number comparisons with this cheerful worksheet!

Turn words into numbers in this colorful math worksheet!

Improve your knowledge of word form with this helpful matching worksheet!

Match word forms of multi-digit numbers with this interactive second- and third-grade worksheet! 

Make word form fun with this bright second-grade worksheet!

Sharpen second and third graders' number sense with this word form worksheet! 

Round 'Em Up! Kids learn how to round to the nearest ten and the nearest hundred on this third grade math worksheet.