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Activity
Noyce Foundation

Cut It Out

For Students K - 12th Standards
Explore the mathematics of the paper snowflake! During the five lessons progressing in complexity from K through 12, pupils use spatial geometry to make predictions. Scholars consider a folded piece of paper with shapes cut out. They...
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Activity
Noyce Foundation

Surrounded and Covered

For Students K - 12th Standards
What effect does changing the perimeter have on the area of a figure? The five problems in the resource explore this question at various grade levels. Elementary problems focus on the perimeter of rectangles and irregular figures with...
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Activity
Noyce Foundation

Movin 'n Groovin

For Students K - 12th Standards
Examine the consequences of varying speed.  An engaging set of five problem sets challenges young mathematicians by targeting a different grade level from K-12. In the initial lesson, scholars make conclusions about the time it takes two...
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Activity
Noyce Foundation

Perfect Pair

For Students K - 12th Standards
What makes number pairs perfect? The resource provides five problems regarding perfect pairs of numbers, the definition of which changes in complexity with each task. Solutions require pupils to apply number sense and operations, as well...
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Worksheet
Curated OER

Proof by Induction

For Students 9th - 12th
In this induction worksheet, students read word problems.  They determine the difference between inductive and deductive reasoning.  Students solve the given problem through inductive reasoning.  This one-page worksheet contains 1...
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Worksheet
Curated OER

The Treasure Hunt

For Students 7th - 10th
In this treasure hunt worksheet, students determine a combination of events that satisfies given conditions.  This one-page worksheet contains 1 logic problem.  The answer is provideed at the bottom of the page.
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Worksheet
Curated OER

Travel Problems

For Students 9th
This worksheet is actually an entire chapter focused on math problems involving, shortest path, minimum connector, traveling salesman, and Chinese postman problems. There are multiple activities, exercises, and examples to get students...
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Worksheet
Curated OER

Delps and Googles

For Students 1st
In this mathematical reasoning worksheet, 1st graders are shown shapes named with the nonsense terms of Delps and Googles. They circle shapes with similar characteristics.
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Worksheet
Curated OER

All Aboard

For Students 3rd
In this mathematical reasoning learning exercise, 3rd graders create a catalog page for a toy-train supply store. They list items in order of price (greatest to least amounts). Students are given clues to assist. They answer three...
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Worksheet
Curated OER

Sum Machine!

For Students 2nd
In this addition learning exercise, 2nd graders find the sum of 14 addition math problems involving three-digit whole numbers. Students write 1 original addition problem that can be solved.
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Worksheet
Curated OER

Story Time

For Students 2nd
In this number sentences worksheet, 2nd graders look at 4 number sentences and tell a story about each one. Students draw a picture about each of their stories.
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Worksheet
Curated OER

Find the Fake

For Students 3rd
In this division problems worksheet, 3rd graders look at 7 rows of division problems and determine which one of the four on each row does not belong with the other three. Students circle their answers.
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Worksheet
Curated OER

Use the Clues

For Students 2nd
In this reasoning worksheet, 2nd graders, after looking over the example, read 3 clues 3 times to find the 3 numbers that make each sum in 3 boxes.
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Worksheet
Curated OER

Smart Shopping

For Students 3rd
In this exact change worksheet, 3rd graders look over a price list and circle each item that Danielle can buy with 3 quarters, 2 dimes, a nickel and a penny. Students find five groups of items that Danielle can buy together with the...
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Worksheet
Curated OER

Fill It Up

For Students 3rd
In this filling in a chart worksheet, 3rd graders write a specific number in 15 boxes that fits the rule for each column and row. Students can use any number only once.
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Worksheet
Curated OER

Go-Togethers

For Students 3rd
In this math analogies worksheet, 3rd graders circle the appropriate multiple choice answer that best completes 6 math analogies. Students complete one analogy.
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Assessment
Inside Mathematics

Suzi's Company

For Teachers 9th - 12th Standards
The mean might not always be the best representation of the average. The assessment task has individuals determine the measures of center for the salaries of a company. They determine which of the three would be the best representation...
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Worksheet
Curated OER

Missionaries and Cannibals

For Students 7th - 9th
In this missionaries and cannibals worksheet, students read a word problem and use logic and deductive reasoning to solve the problem.  This one-page worksheet contains one problem.  Answers are provided at the bottom of the page.
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Worksheet
Curated OER

Compare Weight

For Students 2nd - 4th
For this comparing weight word problem worksheet, students use logical reasoning to determine which objects are heavier or heaviest. Students solve six problems.
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Worksheet
Curated OER

Before, After, Between

For Students K - 1st
In this logical reasoning worksheet, learners view 3 rows of pictures that show children in action. They follow directions that are listed at the bottom of the page to show before, after, and between.
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Lesson Plan
Center for Mathematics and Technology

Whole Numbers: Using an Area Model to Explain Multiplication

For Teachers 3rd - 4th Standards
There are many ways to work through a multiplication problem. Using an area model, kids complete several worksheets with different types of multiplication problems, including multiplying by ten, and explain how the new strategies differ...
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Activity
Noyce Foundation

First Rate

For Students K - 12th Standards
Explore distance and time factors to build an understanding of rates. A comprehensive set of problems target learners of all grade levels. The initial problem provides distance and time values and asks for the winner of a race. Another...
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Activity
Noyce Foundation

Lyle's Triangles

For Students K - 12th Standards
Try five problems on triangles. Levels A and B focus on shapes that can be created from right triangles. Level C touches upon the relationship between the area of a six-pointed star and the area of each triangle of which it is composed....
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Activity
Noyce Foundation

Piece it Together

For Students K - 12th Standards
Score some problems all related to soccer balls. The first few problems focus on pattern blocks to see relationships between figures. More advanced problems focus on actual soccer balls, the patterns on the balls, and their volumes and...