Search Educational Resources

30,253 filtered results
30,253 filtered results
prime-and-composite-numbers-old
Sort by
Prime and Composite Numbers
Prime and Composite Numbers
Lesson Plan
Prime and Composite Numbers
Take your understanding of factors one step further! Use this lesson to classify factors as prime and composite numbers while creating factor trees.
4th grade
Math
Lesson Plan
Conversations About Prime and Composite Numbers
Conversations About Prime and Composite Numbers
Lesson Plan
Conversations About Prime and Composite Numbers
Get your students comfortable with distinguishing and discussing prime and composite numbers with this lesson that involves visuals and a card game. Use it as a standalone lesson or as support to the lesson Prime and Composite Numbers.
4th grade
Math
Lesson Plan
Vocabulary Cards: Conversations About Prime and Composite Numbers
Vocabulary Cards: Conversations About Prime and Composite Numbers
Worksheet
Vocabulary Cards: Conversations About Prime and Composite Numbers
Use these vocabulary cards with the EL Support Lesson: Conversations About Prime and Composite Numbers.
4th grade
Math
Worksheet
Prime Numbers vs Composite Numbers
Prime Numbers vs Composite Numbers
Worksheet
Prime Numbers vs Composite Numbers
Does your child know the difference between a prime number and a composite number? Help them learn the difference with this simple worksheet.
4th grade
Math
Worksheet
Dino Bones: Prime Numbers
Dino Bones: Prime Numbers
Game
Dino Bones: Prime Numbers
Learners differentiate between prime and composite numbers while unearthing dinosaur bones.
4th grade
Math
Game
Prime Factorization
Prime Factorization
Worksheet
Prime Factorization
Boost your learner's understanding of number theory and prime and composite numbers with this sixth-grade math worksheet all about factorization!
6th grade
Math
Worksheet
Finding Prime Numbers
Finding Prime Numbers
Worksheet
Finding Prime Numbers
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.
4th grade
Math
Worksheet
Prime Numbers Game
Prime Numbers Game
Activity
Prime Numbers Game
This prime number game is the perfect way to get to know prime numbers. Deal the cards and flip them over. When players a prime number they call out, "Prime!"
4th grade
Activity
Practice with Prime Numbers
Practice with Prime Numbers
Worksheet
Practice with Prime Numbers
Help your child get to know his prime numbers with this challenging practice sheet. He'll test his ability to identify a prime number.
4th grade
Worksheet
Prime Number Hunter
Prime Number Hunter
Activity
Prime Number Hunter
Wondering how to help your child get a handle on prime numbers? Turn her into a prime number hunter with this hundreds chart activity.
5th grade
Activity
Which Numbers Are Prime?
Which Numbers Are Prime?
Worksheet
Which Numbers Are Prime?
Students practice solving a variety of equations, then determine if the answer is a prime number.
4th grade
Math
Worksheet
Prime Factorization Explained
Prime Factorization Explained
Worksheet
Prime Factorization Explained
Learn to break numbers down to their smallest possible pieces: prime numbers.
5th grade
Worksheet
Prime Number Turtles
Prime Number Turtles
Worksheet
Prime Number Turtles
Learn all about prime numbers with some turtle friends.
5th grade
Worksheet
Prime Number Card Code
Prime Number Card Code
Worksheet
Prime Number Card Code
To solve this math worksheet your kid will need to follow the instructions and use his knowledge of prime numbers.
4th grade
Worksheet
Find the Factors of Prime and Composite Numbers
Find the Factors of Prime and Composite Numbers
Exercise
Find the Factors of Prime and Composite Numbers
Have your fourth graders work through multiplication problems by learning about factors and why they are important for problem solving.
4th grade
Math
Exercise
Prime Number Practice
Prime Number Practice
Worksheet
Prime Number Practice
Give your child prime number practice with this simple worksheet.
4th grade
Math
Worksheet
More Amaz-ing Hexagons!
More Amaz-ing Hexagons!
Worksheet
More Amaz-ing Hexagons!
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.
4th grade
Math
Worksheet
Dino Fishing: Composite Numbers
Dino Fishing: Composite Numbers
Game
Dino Fishing: Composite Numbers
Grow your fourth grader's number sense skills with this fishing-themed math game!
4th grade
Math
Game
Find the Greatest Common Factor By Prime Factorization #1
Find the Greatest Common Factor By Prime Factorization #1
Worksheet
Find the Greatest Common Factor By Prime Factorization #1
Use this number theory worksheet to practice finding the greatest common factor of two numbers by finding the prime factorization! 
6th grade
Math
Worksheet
Old MacDonald!
Old MacDonald!
Worksheet
Old MacDonald!
Little singers can have a blast with this Old MacDonald singalong sheet! Learn the first part of the song, and then keep going with all the different animals.
Kindergarten
Fine arts
Worksheet
Find the Greatest Common Factor By Prime Factorization #3
Find the Greatest Common Factor By Prime Factorization #3
Worksheet
Find the Greatest Common Factor By Prime Factorization #3
Find the greatest common factor (GCF) using the prime factorization method with this sixth-grade practice worksheet!
6th grade
Math
Worksheet
Glossary: Old MacDonald and His Vowels
Glossary: Old MacDonald and His Vowels
Worksheet
Glossary: Old MacDonald and His Vowels
Use this glossary with the EL Support Lesson: Old MacDonald and His Vowels.
Preschool
Reading & Writing
Worksheet
Old Mother Hubbard
Old Mother Hubbard
Worksheet
Old Mother Hubbard
Read the poem, then draw a picture about the story of Old Mother Hubbard.
Kindergarten
Reading & Writing
Worksheet
Old King Cole
Old King Cole
Worksheet
Old King Cole
Read the poem, then draw a picture of each object that Old King Cole called for.
Kindergarten
Reading & Writing
Worksheet
Find the Greatest Common Factor By Prime Factorization #2
Find the Greatest Common Factor By Prime Factorization #2
Worksheet
Find the Greatest Common Factor By Prime Factorization #2
Grow students’ math skills with more practice finding the greatest common factor by using factor trees to find the prime factorization.
6th grade
Math
Worksheet