Here's a great graphic organizer to help students factor numbers 1 - 100. These can be used to teach prime/composite, odd/even, divisibility rules, skip counting, compatible numbers, factors, multiplies, GCF, simplifying fractions, and more. Link to free download included.
Prime and Composite Numbers "Squares" game contains 13 fun and engaging factors games to help students practice identifying prime and composite numbers (2-100). Each one-page factors game gets students to identify the prime and composite numbers within a set of numbers. This means that you can have each student practicing the set of numbers that he/she needs the most help with! $ https://www.teacherspayteachers.com/Product/Prime-and-Composite-2005253
Nice visual for prime and composite numbers. #math 4th Grade This is a math worksheet that students could make in the classroom themselves. This is to teach prime numbers and could be a base for multiplication or fraction lesson. Students would like this because its an art project and a beautiful visual in a classroom.