Help your students determine if a shape is regular or irregular!

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

Kids can practice changing singular nouns to plural nouns that end with s or es.

Young kids can practice irregular measurement with the help of Mr. and Mrs. Giant from Jack and the Beanstalk.

Your students will love getting a chance to use their creativity as they review the properties of regular and irregular pentagons while creating their own unique piece of art.

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.

Use this glossary with the EL Math Support Lesson: Exploring Number Forms.

Use these vocabulary cards with the EL Math Support Lesson: Exploring Number Forms.

Practice writing numbers in standard, expanded, and word forms with this fill-in-the-blank worksheet!

Get practice writing numbers in different forms with this fourth-grade number sense worksheet!

Regular math problems will be a piece of cake after you master one of these complex riddles!

Does your second grader have a penchant for planets? Incorporate some solar system science into his regular subtraction practice for a double dose of fun!

Poll your friends, family, or classmates to see which kind of entertainment they prefer! This is a fun way for kids to practice collecting data for graphing.

Children practice writing numbers from expanded forms, and expanded forms from numbers.

Children practice writing numbers from expanded forms and expanded forms from numbers.

Roll a die to practice place value with this fourth- and fifth-grade worksheet!

Learn the word forms of multiples of ten with this colorful worksheet!

Get a taste of number word forms in this bright, sweet worksheet!

Invite students to explore how numbers can be written several different ways with this second-grade place value worksheet!

Get ready to strengthen number sense with this fourth-grade math worksheet!

Match word forms of multi-digit numbers with this interactive second- and third-grade worksheet! 

Help your kindergartener learn to recognize both forms of numbers 1-10 with this colorful cut-and-paste activity.

This worksheet challenges your kid to figure out numbers from their written forms. She'll be challenged with numbers into the thousands.

Learn all about the word forms of multi-digit numbers with this cut-and-paste worksheet, tailored for second through fourth graders!

Match the numbers with their written out forms on this math worksheet. Your child can brush up on place values as well as gain mastery of the base 10 system.

The associative property means you can rearrange the numbers in a multiplication problem and still get the same answer. Students will practice applying this property in various forms and thinking critically about the important math concept.

Children practice calculating the perimeter of a variety of polygons in this geometry basics worksheet.

Give your second grader an extra incentive to practice double-digit addition--a coloring activity!

Track down the word form of numbers with this engaging word search for first graders!

With a lesson on comparing numbers using the greater than and less than symbols, this 2nd grade math worksheet adds an extra dimension to addition practice.