Practice three-digit addition with regrouping in this set of 36 problems.

Introduce your child to managing their personal finances by tracking Dori's debits and credits for this month.

Use this resource to strengthen problem solving skills in math.

Use a visual model to solve these two-digit addition problems!

Put your addition skills to the test with these puzzle boxes for second and third graders!

Add a fun twist to math practice with these second- and third-grade addition puzzles!

Put your addition skills to the test with these puzzle boxes for second and third graders! 

Put your addition skills to the test with these puzzle boxes for second and third graders!

Addition doesn't have to be puzzling—practice finding sums with these puzzle boxes!

Master two-digit addition with these hundred chart problems!

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!

The partial sums method uses place value to help organize multi-digit math problems. Help your child master this strategy with a few practice problems.

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

Once your child masters addition with carrying, there's practically no number too big for her to add!

Practice two-and three-digit subtraction in this set of school-themed word problems!

Use Election Night to teach your child about politics and government, and have them add up the electoral votes each presidential candidate earns throughout the night.

Put your addition skills to the test with these puzzle boxes for second and third graders!