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Worksheet
Curated OER

True or False?

For Students 9th - 12th
In this secondary mathematics worksheet, students solve a logic puzzle that takes place in a mythical land where everyone is either a truth teller or a liar.  The one page worksheet contains one problem.  Solution is provided. 
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Worksheet
Curated OER

The Forgotten Password Problem

For Students 8th - 10th
In this forgotten password problem, students use logic to determine the five digit password from two clues.
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Worksheet
Curated OER

Magic Squares

For Students 1st - 3rd
In this magic squares worksheet, students practice their addition skills as they solve four 3x3 magic square puzzles by identifying the common sums.
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Worksheet
Curated OER

Santa's Pack Held Thirty Toys

For Students 10th
For this geometry worksheet, 10th graders use the given clues to determine which of Santa’s elves dressed in which color and made which toy.  The one page worksheet contains one problem with twenty-four clues.  Answer provided. 
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Lesson Plan
EduGAINs

Data Management

For Teachers 7th - 10th Standards
Using a carousel activity, class members gain an understanding of the idea of inferences by using pictures then connecting them to mathematics. Groups discuss their individual problems prior to sharing them with the entire class. The...
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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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Assessment
Bowland

Fruit Pies

For Teachers 6th - 9th
Scholars use formulas for the area of a circle and the area of a rectangle to determine the number of pies a baker can make from a particular area of dough. They must also take into account rolling the remaining dough into a new sheet.
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Assessment
Bowland

The Z Factor

For Teachers 6th - 9th
Young mathematicians determine the number of hours it would take judges of the "Z Factor" television talent show to watch every act. Participants make estimates and assumptions to solve the problem.
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Assessment
Bowland

Mobile Phones

For Teachers 6th - 9th
Cheaper cell phone bills? Learners compare two different cell phone plans for a specified number of minutes of phone usage each day. They also determine the conditions for which one plan is cheaper than the other.
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Activity
Noyce Foundation

Double Down

For Students K - 12th Standards
Double the dog ears, double the fun. Five problems provide increasing challenges with non-linear growth. Topics include dog ears, family trees and population data, and geometric patterns.  
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Lesson Plan
West Contra Costa Unified School District

Polynomial Division

For Students 9th - 12th Standards
How do you apply the traditional division algorithm to polynomials? Here is an Algebra II lesson that extends the use of the division algorithm to polynomials. After establishing the concept of long division, synthetic division and the...
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Activity
Noyce Foundation

On Balance

For Students K - 12th Standards
Investigate the world of unknown quantities with a creative set of five lessons that provides problem situations for varying grade levels. Each problem presents a scenario of fruit with different weights and a balance scale. Using the...
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Activity
Noyce Foundation

Through the Grapevine

For Students K - 12th Standards
Teach statistics by analyzing raisins. A thorough activity provides lesson resources for five levels to include all grades. Younger pupils work on counting and estimation, mid-level learners build on their understanding of the measures...
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Activity
Noyce Foundation

Diminishing Return

For Students K - 12th Standards
Challenge individuals to compete as many tasks as possible. Lower-level tasks have pupils apply costs and rates to solve problems. Upper-level tasks add algebraic reasoning and conditional probability to the tasks.
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Worksheet
Curated OER

Addition Squares #2

For Students 2nd - 3rd
In this addition square worksheet, students fill in the squares so the sums are correct on the right side and at the bottom. Students complete 5 squares.
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Worksheet
Curated OER

Identify the Inverse of Six Conditional Statements

For Students 8th - 11th
In this logic worksheet, students identify the inverse of a given conditional statement.  The solutions to the six multiple choice problems are provided.
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Worksheet
Curated OER

Brain Teaser - Bravo!

For Students 3rd - 6th
In this logic activity, students solve a word problem using logic about correct and incorrect answers. Students complete 1 problem.
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Worksheet
Curated OER

Brain Teaser - School

For Students 3rd - 6th
In this logic worksheet, students solve a word problem using logic about teachers teaching different subjects. Students complete 1 problem.
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Worksheet
Curated OER

The Harry Potter Problem

For Students 9th - 12th
In this Harry Potter worksheet, students read a portion of an inscription from the book.  Students use logic to determine the contents of the seven bottles described in the paragraph.  This one-page worksheet contains 1 logic problem. ...
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Lesson Plan
Curated OER

Brain Teaser - Photos

For Teachers 3rd - 6th
In this logic worksheet, students solve a word problem using logic about taking pictures. Students complete 1 problem on this worksheet.
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Lesson Plan
Curated OER

Brain Teaser - Dating

For Teachers 3rd - 8th
In this logic worksheet, students solve a word problem using logic about people who are dating each other. Students complete 1 problem.
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Lesson Plan
Curated OER

Brain Teaser - Friends

For Teachers 4th - 6th
In this logic worksheet, students solve a word problem using logic about friends also being siblings. Students complete 1 problem on this worksheet.
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Lesson Plan
Curated OER

Brain Teaser - Ties

For Teachers 3rd - 6th
In this logic worksheet, students solve a word problem using logic about the color tie that each man is wearing. Students complete 1 problem.
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Worksheet
Curated OER

Brain Teaser - Family

For Students 3rd - 6th
In this logic worksheet, students solve a word problem using logic about a family crossing a river. Students complete 1 problem total.