Subjects

Math

English Language Arts

Science

Social Studies

Foreign Language

Grades

Pre-K

Kindergarten

1st Grade

2nd Grade

3rd Grade

4th Grade

5th Grade

6th Grade

7th Grade

8th Grade

Worksheets

Games

Build a Worksheet

Word Scramble

Word Search

Crossword Puzzle

Sudoku Generator

Addition Worksheet Generator 

Subtraction Worksheet Generator

Multiplication Worksheet Generator

Division Worksheet Generator

See All

More Resources

Arts & Crafts

Hands-On Activities

CVC Words

Guided Lessons

Common Core State Standards

Common Core Math

Common Core ELA

Roly Recommends

Weekly Recommendations

Early Childhood

Social Emotional Learning

Spring

Passover

Easter

Earth Day

Math Month

4th and 5th Grade Common Core Number Theory Educational Resources

Give students practice identifying prime numbers with this fun this maze activity!

Identifying Prime Numbers Maze

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

Factors of Prime and Composite Numbers #1

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

Factors of Prime and Composite Numbers #2

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

Prime and Composite Numbers to 20

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

Prime Number Maze

Learn to identify prime and composite numbers in this guided worksheet!

Prime and Composite Numbers to 100

Have your fourth graders work through multiplication problems by learning about factors and why they are important for problem solving.

Find the Factors of Prime and Composite Numbers

Find factor pairs of two-digit numbers with this fourth-grade math worksheet!

Find the Factors

Students build their number sense by finding&nbsp;the multiples of whole numbers in this fourth-grade math worksheet!

Find the Multiples

Use this number theory worksheet to practice finding the greatest common factor of two numbers by finding the prime factorization!&nbsp;

Find the Greatest Common Factor By Prime Factorization #1

Students build their number sense as they practice finding the least common multiple of whole numbers in this math worksheet!&nbsp;

Least Common Multiple: Part 1

Grow students&rsquo; math skills with more practice finding the greatest common factor by using factor trees to find the prime factorization.

Find the Greatest Common Factor By Prime Factorization #2

Help students build their number sense as they practice finding the least common multiple (LCM) in this helpful practice worksheet.

Least Common Multiple: Part 3

Students continue to hone their understanding of how to find the least common multiple in this math practice worksheet!&nbsp;

Least Common Multiple: Part 2

One way to tackle division is to turn it into multiplication. In this exercise, read the division question &mdash; then ask yourself a multiplication question!

Division: Factor Fun

From multi-digit subtraction to identifying prime numbers, assess each student&rsquo;s mastery of a variety of fourth-grade math skills.

Math Mixed Review Part 1: Flying Through Fourth Grade

With this worksheet, your child will be learning about factors, and they'll be getting multiplication practice as they go.

Finding Factors

Students practice solving a variety of equations, then determine if the answer is a prime number.

Which Numbers Are Prime?

Students familiarize themselves with pre-algebra concepts and vocabulary — including factors, base numbers, exponents, variables, and value — in this introductory overview. This workbook offers plenty of hands-on practice so that students can gain confide

Power Play: Exponents and Equations

Players navigate rivers and streets while demonstrating their knowledge of factors and multiples.

Jumpy: Find the Multiples

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

It's a Maze of Hexagons!

Find the greatest common factor (GCF) using the&nbsp;prime factorization method with this sixth-grade practice worksheet!

Find the Greatest Common Factor By Prime Factorization #3

Children practice identifying factors with the help of a factor tree in this multiplication worksheet.

Factor Tree

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

Matching Factor Tree Cards

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

Prime Numbers vs Composite Numbers

Hone mental math skills and boost knowledge of factors and multiples in this skateboarding adventure.

Dino Skateboarding: Find the Factors

Players use their knowledge of factors and multiples to help their dinosaur win this math battle.

Dino Crunch: Finding Multiples

Integrate the standard algorithm with place value ideas in this worksheet about division.

Division: Listing Multiples

Give your child prime number practice with this simple worksheet.

Prime Number Practice

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.

Finding Prime Numbers

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Grade Level

4th and 5th Grade

Common Core

Lesson Plans

Interactive Worksheets

Workbooks

Activities

Exercises

Stories

Songs

Offline Games

Science Projects

Teacher Resources

Resource Type

Birthdays

Women's History Month

St. Patrick's Day

Ramadan

Cinco de Mayo

Mother's Day

Memorial Day

Asian Pacific American Heritage Month

Graduation

Summer

Father's Day

Independence Day

Back to School

Labor Day

Fall

Hispanic Heritage Month

Halloween

Dia de los Muertos

Veterans Day

Winter

Holidays

Thanksgiving

Christmas

Hanukkah

Kwanzaa

New Year

Martin Luther King Jr. Day

Lunar New Year

Valentine's Day

Presidents' Day

Black History Month

Occasion

What's New

Mazes

Dot to Dot

Ball Games

Crossword

Fitness & Exercise

Group Games

Memory Games

Outdoor Games

Printable Board Games

Puzzles & Sudoku

Scavenger Hunt

Travel Games

Word Puzzles

Game Type

Fabric Projects

Beads & Jewelry

Paper & Glue Crafts

Construction & Sculpture

Painting & Drawing

Recycled Crafts

People

Life Learning

Places

Animals

Dinosaurs

Fairies

Fairy Tales

Nature

Paper Dolls

Sports

Vehicles

Coloring

Snacks

Mains

Sides

Dessert

Recipes

English Language Support