Make a difference
Students figure out math equations based on the recycling of cans and gas consumption. In this recycling lesson plan, students have challenge cards that ask them challenge questions on how to save gas and what a difference recycling can make.
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Choose the Operation: Plus or minus (up to 100)
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...
2nd - 4th Math CCSS: Designed
New Review Writing Addition and Subtraction Expressions
Symbols make everything so much more concise. Young mathematicians learn to write addition and subtraction expressions — including those involving variables — from verbal phrases. Bar models help them understand the concept.
6th Math CCSS: Designed
Models for Teaching Addition and Subtraction of Integers
Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this resource...
5th - 8th Math CCSS: Adaptable
What Can We Do with All This Stuff?
Need a way to boost community and involve local neighborhoods into your school? This may be your answer. Ecology is the way! Think, plan, and consider living in a no-waste place as your class embarks on this unit to learn about the...
3rd - 5th Science CCSS: Designed
Study Jams! Relate Addition & Subtraction
Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...
1st - 4th Math CCSS: Adaptable