+
Worksheet
Helping with Math

Prime Factorization with Factor Trees (2 of 2)

For Students 3rd - 5th Standards
The publisher has tagged this resource as designed to meet CCSS.Math,Content.6.NS.4, but it really is only the first step in the process of determining least common multiples and greatest common factors. Six numbers are given for...
+
Lesson Plan
Curated OER

Spy Game Lesson Plan

For Teachers 3rd - 5th
Students use math to solve encrypted messages.