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Lesson Plan
Curated OER

Mathematical Reasoning

For Teachers 9th
Ninth graders solve mathematical mysteries associated with a real life situation.  In this ninth grade mathematics lesson, 9th graders choose a scenario from Real Life Math Mysteries by Mary Ford Washington and solve one or more of the...
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Worksheet
Curated OER

Problem Solving: Use a Graph 3

For Students 1st - 2nd
In this math problem solving worksheet, students examine a graph based on books read and use it to solve 2 problem solving questions and a test prep question.
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Worksheet
Curated OER

Dot-to-dot Rock Multiplication

For Students 3rd
In this dot-to-dot rock multiplication worksheet, 3rd graders solve 12 problems for the facts of 9, then connect the dots in order of the products to reveal the mystery picture.
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Worksheet
Curated OER

Money Riddle

For Students 3rd - 4th
In this addition worksheet, learners solve 11 problems in which a mystery number is added to another two digit number with the sum always being 100. After completing the problems a mystery message will be revealed.
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Lesson Plan
Curated OER

Alien Invaders!

For Teachers 1st - 3rd
Students play math detectives and solve a series of story problems or word problems in order to finish an adventure. The activity connects math and reading while reinforcing critical thinking and problem-solving skills
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Worksheet
Curated OER

Flying High

For Students 2nd - 3rd
In this addition practice learning exercise, students solve 12 problems that require them to add using 2 and 3-digit numbers. Students use their answer to reveal a mystery word.
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Worksheet
Curated OER

Surprise Object

For Students 2nd - 3rd
In this addition practice instructional activity, students solve 12 problems that require them to add using 2 and 3-digit numbers. Students use their answer to reveal a mystery word and respond to a questions regarding grouping.
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Worksheet
Curated OER

Scrambled Message

For Students 4th - 6th
In this fractions worksheet, learners solve 16 problems that require them to add fractions. Students use the sums and the provided information to crack a mystery code.
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Lesson Plan
Curated OER

Enigmas

For Teachers 4th - 5th
Students research "mystery" topics such as Easter Island, Bermuda Triangle and the Loch Ness Monster. Students brainstorm mysteries and explore the one of their choosing. They write a short report and share what they have learned with...
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Worksheet
Curated OER

Think of a Number

For Students 4th - 6th
In this math learning exercise, students engage in a mental math activity. Student think a number and follow several computations with that number and always come up with the answer 9. Students discuss why this happens.
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Worksheet
Curated OER

Valentine's Day Chocolates Mystery: Sums to 198 (B)

For Students 2nd - 3rd
Students add double digit numbers to other two digit numbers. Each answer over 97 stands for a chocolate candy in the box. Students solve the problems to determine the number of chocolates in the candy box.
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Worksheet
Curated OER

Valentine's Day Chocolates Mystery: Sums to 1998 (A)

For Students 2nd - 3rd
This worksheet prompts students to add three digit to three digit numbers. They are challenged to find the number of chocolates in a candy box by counting the answers above 999.
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Lesson Plan
Curated OER

And the Number Is (Second Grade)

For Teachers 2nd
Second graders create Mystery Numbers. They give the class clues about the name, value, and multiples of the digits which make up the number.
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Lesson Plan
Curated OER

Place Value

For Teachers 5th
Fifth graders explore number meanings and their relationship. Using place value clues and base-ten blocks, 5th graders build a models of numbers and determine their value. To reinforce number relationship, students participate in a...
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Lesson Plan
Curated OER

Measuring for Perimeter

For Teachers 3rd
Third graders find the perimeter of a polygon. In this measurement lesson plan, 3rd graders use yardsticks to measure straight-lined objects to the nearest 1/2 inch. Student choose a "mystery object," find the perimeter, and record it on...
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Lesson Plan
Curated OER

Lesson on economic value of education

For Teachers 9th - 12th
Students use economic reasoning to analyze both the short-term and long-term benefits and opportunity costs of educational choices, identify incentives that may influence students' career decisions and solve an "economic mystery"
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Worksheet
Curated OER

Enjoying Millions- Working with Millions

For Students 4th
In this working with millions worksheet, 4th graders look for patterns when working with millions, and use mental math to determine a number. They add and subtract numbers from a number in the millions before using a set of clues to...
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Lesson Plan
Curated OER

Fictional Narrative Writing in Mathematics

For Teachers 5th
Fifth graders discuss variety of fictional writing genres and connect each to familiar story that has been read, use creative and analytical skills to develop original piece of fictional writing that incorporates math skill, and share...
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Lesson Plan
Curated OER

Graph Figures From Equations

For Teachers 9th - 12th
Students explore the concept of graphing figures from equations. In this graphing activity, students use Microsoft Math to graph figures from equations and write equations from graphed figures.
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Lesson Plan
Curated OER

How Many More on a Graph?

For Teachers 1st
First graders identify a number that is one more or one less than a number up to one hundred and identify a mystery number. They also create a class graph that illustrates how many children are in each family, and answer questions about...
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Worksheet
Curated OER

Algebra Card Trick

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students explore the algebra explanation of a math card trick.  The one page worksheet contains one problem.  The solutions and explanations of the trick is provided. 
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Lesson Plan
Curated OER

Mind Your P's and C's!

For Teachers 2nd
Second graders estimate how much volume a container can hold. In this math lesson, 2nd graders compare their estimates with actual measurements. They share and discuss their results in class.
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Worksheet
Granite School District

Types of Ratios

For Students 4th - 6th Standards
Ratios can be written in a number of ways including whole to part, part to part, part to whole. For each problem, young mathematicians write the given ratio and classify it based on those categories. 
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Worksheet
Curated OER

Mathematics Problem Solving

For Students 5th - 6th
For this math worksheet, learners solve 4 riddles in which students guess the number. Learners read clues and perform the necessary operations to figure out the mystery number.