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Interactive
CK-12 Foundation

Prices Involving Discounts: Save Money with Coupons!

For Students 6th - 8th Standards
Nine questions make up an interactive that challenges scholars to identify new prices after discounts. Question types include fill in the blank and multiple choice. A fully-functional tool assists participants in solving word problems....
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Interactive
CK-12 Foundation

Properties of Multiplication in Decimal Operations: Balloon Animals

For Students 5th - 8th Standards
Commutive and associative properties are the focus of a five-question interactive. Dealing with decimal multiplication and addition, mathematicians solve multiple-choice and true or false questions using a model that moves balloons along...
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Interactive
CK-12 Foundation

Sums of Fractions with Like Denominators: Cheesy Bread

For Students 6th - 8th Standards
Five questions make up an interactive all about adding fractions with like denominators. Mathematicians answer multiple-choice problems and an open-ended question using a fraction model that resembles sliced bread. The practice ends with...
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Interactive
CK-12 Foundation

Subtraction of Fractions: Fragmented Fractions

For Students 5th - 8th Standards
An interactive challenges scholars to subtract mixed numbers. Pupils answer questions—multiple-choice, fill in the blank, and true or false—with help from virtual fraction strips. The practice closes with a discussion. 
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Interactive
CK-12 Foundation

Multiplication of Whole Numbers by Fractions: Multiplication of Fractions by Whole Numbers

For Students 6th - 8th Standards
An interactive challenges mathematicians to multiply fractions by whole numbers. A model provides a clear visual aid in preparing whole numbers to be multiplied. Six questions include multiple-choice, fill in the blank, short answer, and...
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Interactive
CK-12 Foundation

Differences of Fractions with Different Denominators

For Students 6th - 8th Standards
Subtracting fractions with unlike denominators is the focus of an interactive designed to boost mathematicians' problem-solving skills. Five questions challenge participants to answer multiple-choice and true or false questions with help...
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Interactive
CK-12 Foundation

Products of Two Fractions: Blocks

For Students 6th - 8th Standards
Five questions make up an interactive designed to boost the multiplication of fraction skills. An assortment of color-coded fraction blocks assists participants to find the right answer. Question types include multiple-choice and fill in...
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Interactive
CK-12 Foundation

Division of Fractions: Stacking Berets

For Students 6th - 8th Standards
Seven questions make up an interactive designed to boost mathematician's skills in dividing whole numbers by mixed fractions. Practice comes with a visual aid with movable parts. Questions types include fill in the blank,...
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Interactive
CK-12 Foundation

Quotients of Fractions: Flipping the Fractions!

For Students 6th - 8th Standards
Five questions make up an interactive designed to promote math skills involving the division of fractions. To assist in the process, a tool with moveable parts showcases how fractions are flipped. Question types include multiple-choice,...
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Interactive
CK-12 Foundation

Fraction Rounding to the Nearest Half: Beaker Math

For Students 6th Standards
Rounding fractions is the focus of a six-question interactive designed to boost concept proficiency. A measured beaker's water level increases and decreases as mathematicians move the tool to represent specific fractions. Questions...
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Interactive
CK-12 Foundation

Decimal Rounding Given Place Value

For Students 6th Standards
Tests mathematicians' knowledge of decimals, place value, and rounding with a five-question interactive. A tool with movable parts assists scholars in answering questions—multiple-choice and true or false.  A discussion question...
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Unit Plan
Purdue University

The Represented World: Recreational STEM

For Teachers 3rd Standards
How are forces and motion important to a swing set? Scholars explore the concepts of force and motion using swing sets. In preparation for their own STEM design project, individuals take surveys and data from peers, complete labs on...
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Activity
Exploratorium

Traveling Networks

For Teachers 4th - 8th
Show your class the path to understanding graph theory. Scholars learn about basic graph theory using an activity based on the Bridges of Konigberg problem. They draw networks on the playground and decide whether it is possible to travel...
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Activity
Exploratorium

Measuring and Mapping the Playground

For Teachers 4th - 7th Standards
The school playground is a great place to learn about math. Pupils measure the dimensions of a playground using baby steps and individual strides. They use their measurements to create a scale drawing of the playground by applying an...
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Activity
Exploratorium

Angle Hunting

For Teachers 4th - 6th Standards
Do angles change with distance? Using a previously made tool, individuals find and measure angles on a playground. They observe that angles are the same measure regardless of the distance at which they're measured.
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Activity
Exploratorium

Handy Measuring Ratio

For Teachers 4th - 8th Standards
Your hand can be a handy tool for measurement. Young mathematicians learn how to estimate the height of objects by applying similarity. They find the horizontal distance from the object where spreading their outstretched fingers results...
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Activity
Exploratorium

Stride Ruler

For Teachers 1st - 5th Standards
Take it all in stride! Scholars learn to estimate distances using their strides as measurement. They take 10 steps next to a set of meter sticks and use the final distance to estimate the length of each step. Once they've found the...
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Activity
Exploratorium

Making a Translation Tesselation

For Teachers 3rd - 5th
Make masterful art using math. An interesting activity has learners create artwork involving tesselations. First they cut out a base shape from index cards, then they apply translations to complete their masterpieces.
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Lesson Plan
National Museum of Mathematics

Hands-On Data Analysis

For Teachers 6th Standards
Jump at the chance to use this resource. A kinesthetic activity has classmates jumping in several different ways (standing, single-step, and multiple-step jumps) to create handprints on poster paper taped to the wall. They measure the...
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Lesson Plan
National Nanotechnology Infrastructure Network

Sometimes We Need Large Numbers to Describe Small Things

For Teachers 3rd - 5th Standards
String the class along to help them understand large numbers. A multi-disciplinary lesson uses literature, science, and math to look at very large numbers. Pupils conceptualize how much a million is using literature before performing a...
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Lesson Plan
National Nanotechnology Infrastructure Network

Learning About Surface Area and Volume

For Teachers 3rd - 5th Standards
Plan a dinner party. Using a book by Marilyn Burns as a context, pupils learn about the relationships between area and perimeter and surface area and volume. The hands-on activities have learners rearrange tables and cut up meatballs to...
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Lesson Plan
McGraw Hill

Lesson 12: Absolute Mean Deviation

For Teachers 6th - 8th Standards
Learn a different way to determine variability. An informative lesson provides directions on how to calculate the mean absolute deviation of a data set. Pupils use examples to learn the process and then practice finding the mean absolute...
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Unit Plan
New York City Department of Education

Chris’ Garden Dilemma

For Teachers 2nd - 4th Standards
Make the connections between area, tiling, and multiplication. A performance task and associated unit presents the concept of area and makes the connection to multiplication. Pupils work through three major sections of instruction that...
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Unit Plan
New York City Department of Education

Isabella’s Garden

For Teachers 2nd - 4th Standards
Create rows and rows of vegetables. Pupils use their knowledge of multiplication to find the number of vegetable shoots planted in a garden and ways to arrange the vegetables in the performance task. Teachers use the suggested unit...