Follow the clues to find mystery numbers with this second-grade hundred chart worksheet!

Celebrate an important American holiday while you work on your math operations!

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!

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!

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

Shape up your addition skills with these square puzzles!

Complete this picture puzzle to polish your mixed operations prowess!

Solve math puzzles so you aren’t puzzled by addition problems in the future!