Kids find the missing numbers and use their knowledge of inverse operations to solve the addition and subtraction problems by building fact family houses.

Have your student add the domino dots to build fact family number sentences. Your student will practice building number sentences.

Assemble block towers out of simple shapes in this colorful geometry worksheet!

Your kid will help bring the whole fact family together by finding the fact family number sentences in the puzzle and circling them.

Build your geometry skills one 3D shape at a time with this visual activity geared towards kindergarten and first graders!

This summer, try building subtraction skills, not just sandcastles!

Kids get acquainted with three-dimensional shapes like cubes, cones and prisms, and practice building a bar graph while they're at it.

Pattern recognition is great for building math and reasoning skills. Fill in the blanks of these challenging patterns with the right colors and shapes.

Try your luck at these St. Patrick's Day word problems! Your first grader will be building his reading skills as he practices addition.

Students will have fun hunting for objects and building familiarity with relative length using one foot as a target unit in this measurement activity.

The fifth page of this series takes things up a notch for your child, whether she's building addition and subtraction facts fluency or just practicing.

This charming math addition worksheet is so colorful and fun that your first grader will enjoy building fact fluency!

Challenge your first grader to find the two leaves in each box that match in size, shape and color. He'll be building pattern recognition skills as he goes.

Engage young learners with this fun math maze featuring addition and subtraction facts within 20!

Engage young learners with another fun math maze!

Keep young minds sharp with another fun math maze!

Build subtraction sentences with fact family triangles in this engaging worksheet!

Your child will help by completing fact family houses with the information given. Then, she will use the word bank to fill out sentences about her observations.

Gain expertise with addition sentences within 20 in this helpful math worksheet!

Reverse engineer subtraction sentences from hundred charts in this engaging math worksheet!

Kids practice finding the hidden number sentences that make up a fact family. See how many you can find!

Kids will practice hunting down fact families with this fact family game. Their recognition skills will be tested as they track down number sentences.

Kids will add the domino dots and use the results to create a domino fact family. They will continue practicing with fact family number sentences.

Give your young mathematicians practice with number bonds and number sentences in this visually interesting worksheet that has students composing and decomposing numbers.

Kids will need to find the fact families within this puzzle. In order to do that, they will need to know which number sentences go together.

It’s time for students to make their own number bonds! In this activity, students will be given number sentences to solve and represent using number bonds.

Use the worksheet to help students visualize addition number sentences with three addends. Kids build 10 cube trains using three different color cubes, color their trains, and then write out the equations.

In the Halloween Hundreds Chart Game, players try to get to the jack-o’-lantern, or 100, faster than their opponent. In this addition worksheet, students will use the game boards of two fictional players to answer questions and write number sentences.

Test your subtraction skills in this simple math worksheet!

Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.