Lesson Plan
Illustrative Mathematics

Many Ways to Do Addition

For Teachers Pre-K - 1st Standards
A great aspect of teaching math is that children have the freedom to solve problems using a variety of different strategies. The focus of this lesson is for young mathematicians to become aware of many ways of answering addition...
Activity
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Resources for Educators

Math & Science Connection

For Teachers Pre-K - 3rd Standards
Whether you're using a collection of Dr. Seuss books to teach basic math skills like counting, adding, and subtracting, or exploring the different states of matter by melting a crayon with a hairdryer, a series...
Activity
101 Questions

Tether Ball

For Teachers 6th - 8th Standards
All work and no play makes for a boring classroom! Bring back memories by analyzing the patterns of a tether ball. Given the dimensions of the ball, pole, and rope, young scholars must determine how many times the ball will wrap around...
Lesson Plan
Curated OER

St. Patrick’s Day

For Teachers 3rd - 6th Standards
Combine math, creative writing, and leprechauns in a fun St. Patrick's Day activity! Using a bag of gold coins and marshmallows, kids write a math story about a leprechaun that includes a multi-step equation to solve.
Activity
Curated OER

The Old Man and the Sea: Problematic Situations

For Teachers 9th - 12th Standards
Bring the drama of Ernest Hemingway's The Old Man and the Sea to class with a fun role-playing activity. Given a list of survival items, readers decide which items would be the most necessary for an adventure like...
Lesson Plan
Illustrative Mathematics

Currency Exchange

For Teachers 5th - 7th Standards
Take your class on a North American adventure with a currency conversion problem. Pupils are asked to change US dollars into Canadian dollars and then to Mexican pesos. The commentary includes two solutions, converting by unit rates and...
Activity
Bowland

You Reckon?

For Teachers 6th - 9th
Sometimes simple is just better. A set of activities teaches young mathematicians about using plausible estimation to solve problems. They break problems down to simpler problems, use rounding and estimation strategies, and consider...
Activity
Illustrative Mathematics

Cari's Aquarium

For Teachers 5th - 7th Standards
The volume of a fish tank is a rather important measure when it comes to building an aquarium for different species of fish. In this problem, your kids look at how many different ways they can make a fish tank of a specific volume,...
Activity
University of Cambridge

University of Cambridge: Nrich: Super Value Codes

For Students Pre-K - 1st Standards
On this one page website sharpen your logic and addition skills while working on this challenge. The solution is available to double check your solution.
Activity
University of Cambridge

University of Cambridge: Nrich: 2, 4, 6, 8

For Students Pre-K - 1st Standards
On this one page website sharpen your logic, addition, and subtraction skills while working on this challenge. The solution is available to double check your solution.