Children skip count by threes to connect the dots and discover the hidden picture.

Add some color to these Christmas presents in this color-by-number mental math worksheet. Kids will exercise addition and subtraction skills.

Your young learner can have a blast experimenting with addition facts in the Math Lab!

Your child can exercise addition and subtraction skills at Christmas time with this mental math worksheet. It also includes a bonus coloring exercise.

Make the math concept "less than" more clear with a colorful worksheet that gets him practicing with number comparisons to make each equation true.

Practice a visual strategy for addition with regrouping in this second-grade worksheet!

Practice addition while solving number puzzles in this engaging worksheet for first and second graders!

Strengthen your fluency skills with this beach-themed addition worksheet for first and second graders!

Learning takes flight in this colorful addition worksheet!

Make your way through a maze of addition problems in this engaging worksheet!

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

Use place value charts to solve word problems in this second-grade addition worksheet!

Can you decode the secret message hidden in these addition problems?

Get on a roll with your addition skills in this engaging worksheet!

It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.

Let’s chart a calculated course with this engaging second-grade addition activity!

Learners practice addition and subtraction within 20 in this St. Patrick's Day-themed math puzzle!

Master two-digit addition with these hundred chart problems!

Learn a new addition strategy in this essential worksheet!

Draw a picture in a hundred chart in this engaging second-grade worksheet!