What does one semicircle, two parallelograms, three triangles and a rectangle add up to?

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

This easy Sudoku puzzle features the lowercase letters a, b, c, and d! Solve the puzzle by writing each letter only once in each row, column, and block.

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