Teach your students to use factor rainbows to find the greatest common factor of two given numbers.

Does your child know the difference between a prime number and a composite number? Help them learn the difference with this simple worksheet.

Students practice identifying prime numbers, regular polygons, and irregular polygons!

Practice approximating irrational numbers on number lines with this eighth-grade math worksheet!

This multi-part worksheet helps students practice identifying the differences between regular and irregular hexagons while also reviewing their knowledge of composite and prime numbers.

Give students a chance to demonstrate their understanding of real numbers with unique math worksheet!

Engage students this fall season with this Halloween-themed hidden picture math puzzle featuring an array of real numbers.

Practice finding rational approximations for irrational square roots in this eighth-grade math worksheet! 

Get practice estimating cube roots with this eighth-grade number sense worksheet!

What is a prime number? A number is prime when it is only divisible by 1 and itself. Help your little mathematician recognize prime numbers.

Introduce your child to factor trees with this simple algebra worksheet.

Use these vocabulary cards with the EL Support Lesson: Conversations About Prime and Composite Numbers.

Use your multiplication skills to find factors of 60 and better understand time.

Use these vocabulary cards with the EL Support Lesson: Multiples and Skip Counting.

Use these vocabulary cards with the EL Support Lesson: Factor Friend or Foe?

Students will match a product to its factor tree and list of prime factors in this interactive activity.

Use these vocabulary cards with the EL Support Lesson: The Factor Tree Strategy.

Give your child prime number practice with this simple worksheet.

Use this glossary with the EL Support Lesson: Factor Friend or Foe?

Use this glossary with the EL Support Lesson: The Factor Tree Strategy.

This worksheet gives students practice identifying multiples of a number.

Use this glossary with the EL Support Lesson: Multiples and Skip Counting.

Use this glossary with the EL Support Lesson: Doubling Multiples for Division.

Use these vocabulary cards with the EL Support Lesson: Doubling Multiples for Division.

Uncover the hidden number with this investigative worksheet on prime and composite numbers!

Learners practice determining factors of prime and composite numbers with this fourth-grade math worksheet!

Get more practice determining factors of prime and composite numbers with this helpful math worksheet!

Take a deep dive into prime and composite numbers to 20 with this exploratory worksheet!

Become the prime expert of prime numbers with this engaging maze!