Rectangular prisms make for great rooms! Help your students develop an understanding of this 3-D shape while turning them into rooms in this fun geometry lesson. How would you decorate your rectangular prism room?

Where are all the rectangular prisms? With this worksheet, they are in the classroom! Your second graders will have fun identifying all the rectangular prisms in a picture of a classroom.

Look closely and you will find… rectangular prisms! Help students recognize this 3-D shape while examining a kitchen scene.

Teach your first grader about this common shape with this worksheet that asks him to circle the everyday things shaped like rectangular prisms.

Use this rectangular prism cut-out to help your child learn more complex geometric shapes, or practice finding the surface area or volume of an object.

Rectangular prisms can turn into lots of different things! Help your students develop an understanding of this 3-D shape while creating pictures of different objects. Get ready to let your imagination soar with this creative geometry lesson!

Give your child practice counting objects with this printable worksheet, which focuses on the numbers 20 through 25.

Help your child practice counting objects with this printable worksheet, which focuses on the numbers 25 through 30.

Your child will exercise his searching skills by finding the fact families with numbers 25-50 hidden within the puzzle game.

First graders will enjoy adding with this colorful fruit and vegetable-themed worksheet!

Use this glossary with the EL Support Lesson Plan: Adding Within 20.

Use this worksheet to get your students looking at arrays and noticing the similarities and differences.

Understanding arrays can make multiplication much easier for your child. Practice identifying rows and columns in arrays with this multiplication worksheet.

Find the facts within the number triangles in this engaging subtraction worksheet!

This worksheet gives your 3rd grader practice translating arrays into equations and vice versa. Have him match the equations to the visual arrays.

Take a closer look at 3-D shapes with this fun worksheet that challenges kids to find 2-D shapes within 3-D shapes.

In this worksheet, your 3rd grader will match arrays to the corresponding equation.

Children will use star arrays to solve 11 single-digit multiplication problems.

Use these vocabulary cards with the EL Support Lesson Plan: Adding Within 20.

Practice subtraction within 10 using number bonds with this tropical worksheet!

Let’s practice compensation strategy to subtract within 1,000!

Subtract numbers within 20 using ten frames with this first-grade math worksheet!

Color in hearts to complete the arrays and solve the division problems!

Add numbers within 20 using ten frames with this first-grade math worksheet!

It’s time for sunny subtraction within 20 using number bonds with this engaging worksheet!

It's time to check in on those subtraction skills! Use this to assess your student’s abilities to subtract within 20.

Test your skills with division, arrays, and remainders in this essential matching worksheet!

Children explore the concept of commutative properties with the visual aid of arrays.

Calculate the area of rectangle spaces in this measurement and data worksheet!

Practice finding missing numbers while adding within 20 using ten frames!