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.

Soar above the clouds and practice adding and subtracting within 10 with this fun fluency worksheet!

Give your second grader a mental math workout with this subtraction worksheet. He'll soar above the clouds as he practices two-digit subtraction.

Sometimes it's okay to have your head in the clouds. Kids get a mental math boost practicing two-digit subtraction on this sky-themed math worksheet.

Want to give your child a little at-home math practice? Adorned with airy clouds and a space shuttle, this worksheet lets kids practice two-digit subtraction.

Construct a thriving metropolis with this colorful addition worksheet for second graders!

Construct a colorful city with this engaging second-grade addition worksheet!

Use math to construct a thriving city in this colorful worksheet for second graders!

Practice fluency by building a flourishing city in this second-grade worksheet!