Give your students practice decomposing mixed numbers into number bonds.

Use these this glossary with the EL Support Lesson: Composing Shapes.

Use these vocabulary cards with the EL Support Lesson: Composing Shapes.

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

Give your students simple two-digit numbers to practice the decomposition addition strategy! This can be used as a stand-alone activity or in conjunction with the Composing and Decomposing lesson plan.

The decomposing and composing subtraction strategy can be a handy tool for tough three-digit numbers. Use this worksheet to give your students the practice they need to nail down the concept.

You know about 2D shapes, now get ready to learn your 3D shapes in this colorful worksheet!

Dissect three-dimensional shapes in this colorful first- and second-grade geometry worksheet!

Discover how structures are built out of individual 3D shapes in this inviting geometry worksheet!

Build with blocks in this colorful worksheet on three-dimensional shapes!

Practice decomposing numbers in this second-grade subtraction worksheet!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Build complex structures out of common three-dimensional shapes in this hands-on worksheet!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Practice decomposing numbers and writing equations with this kindergarten and first-grade math worksheet!

Build structures with shapes to practice geometry in this colorful worksheet!

Use the mat to give students extra practice composing a 10 as they learn to add to 20.

Give your young math learner practice composing numbers 11–19 with this addition strategies worksheet!

The second in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The third in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The fourth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The fifth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

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

Match the two-dimensional net to the three-dimensional shape in this engaging geometry worksheet!

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

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

Sharpen first graders’ subtraction skills with this colorful ten frames matching worksheet!