In Your Prime

Employing an over 2,000 year old method for determining prime numbers, young mathematicians deepen their number sense in a lesson on factors and multiples. Using the included 100 chart and following the given steps, students...

Challenge the deductive reasoning skills of young mathematicians with this series of number riddles. Requiring knowledge about place value, prime and composite numbers, factors, and multiples these puzzles are a great resource for...

Extend your class's ability to represent unit fractions on a number line with this challenging worksheet. Given two number lines, one labeled with zero and 1/4, the other with zero and 5/3, students must accurately locate the number one...

Young mathematicians search for patterns in a hundreds chart as they learn the meaning of factors and multiples. After investigating the multiples of three as a whole class, students work independently to color in and explore the...

By offering a step-by-step explanation of how to identify prime numbers, this presentation would be a terrific way to give learners a visual example of prime numbers. This is a simple, and easy way, for students to understand the "why"...

Create an understanding of prime numbers with the class after watching a video that examines different numbers and recognizes prime numbers as being those that do not have other factors than one and itself. The narrator then identifies...

Demonstrate a method for finding the prime factorization of numbers using factor trees and a video that explains how to break a number down to its prime factors. The instructor reinforces the concept of factors by displaying the number...

Finding patterns is an essential skill for mathematicians of all ages. Follow along with Zoe as she walks step-by-step through the process of identifying and completing number patterns. Work through the Try It! problems as a whole class...

Deepen the number sense of young mathematicians by exploring the process of prime factorization. Follow along with this step-by-step presentation that explains how factor trees are used to break a composite number down into its prime...

In the first video of this nine-part series on number and shape patterns, tables are used to determine the rule for a given set of inputs and outputs. Teach young mathematicians how to organize numbers in a table, making it easier for...