American Institutes for Research
Data and Probability: Marshmallow Madness
Upper grade and middle schoolers make predictions, collect data, and interpret the data as it relates to the concept of probability. They work with a partner tossing marshmallows and recording if they land on their side or on their...
Mathematics Assessment Project
Jane's TV
Jane wants a new television, but she's not sure what size to buy! Your middle schoolers can figure it out when they apply the Pythagorean theorem. Produced especially for meeting Common Core standards in geometry, this activity appeals...
Curated OER
Understanding the Bush Tax Cut Plan
The class examines the new tax cut plan proposed by President Bush. They practice calculating income tax rates and interpreting the data. Then they research topics that are of interest to them related to taxes.
Curated OER
Multiplication and Division Pick 'n' Mix 2
Fifth graders practice a wide range of strategies for solving multiplication and division problems with whole numbers and decimal fractions. They interact with operations on decimals, relevant size and place value of decimals to three...
Curated OER
Games on Echolocation
Get a little batty with life science! This fun simulation game replicates how bats use echolocation to hunt moths in their native Hawaiian habitat. After creating blind folds and discussing some basic principles of echolocation, students...
Common Core Sheets
Fraction Location on Number Line
Once your class has mastered the identification of fractions, have them locate fractions on a number line. This sheet reinforces interval sizes of parts included in a whole, and directly relates to the standards associated with Common...
Curated OER
Pattern Power
Young elementary students will discover there are patterns all around them in their daily lives. In groups, they sort pattern blocks by size and color. Using the internet, they create their own type of patterns and share them with the...
Curated OER
Measures
Estimate and explore the length and weight of classroom items using standard measurement and scales. Students will work in groups to determine appropriate measuring tools, weigh or measure items, and record their results on a data chart....
NASA
Lava Layering
Take the old baking soda and vinegar volcano to the next level by using it to study repeated lava flows over time, examine geologic features on Earth and Mars, and speculate about some of the formations on Mars.
Inside Mathematics
Conference Tables
Pupils analyze a pattern of conference tables to determine the number of tables needed and the number of people that can be seated for a given size. Individuals develop general formulas for the two growing number patterns and use them to...
Virginia Department of Education
Square Patios
Build a patio from toothpicks and marshmallows to analyze functions! Learners look for patterns in the data as they create different size patios. As they discover patterns, they make connections between the different representations of...
National Security Agency
Go One-on-One with Decimals
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Waterloo Mathematics
Number Sense and Numeration: Ratio and Rate
Seventh-graders solve 20 various types of problems related to ratio and rate. They write ratios in simplest form for each given statement, to compare the area of two figures, and write two ratios equivalent to each ratio. Pupils express...
Curated OER
Year 5 Unit 2b
This slide-show is packed with information relating to a variety of mathematical concepts. Intended as an accompaniment to a full unit, this resource provides definitions, explanations, and opportunities for learners to practice their...
K12 Reader
Basic Geometry Terms
Set your pupils up to start on geometry by teaching them some introductory terminology. Pupils learn the terms by reading a short passage and looking at examples. They then respond to five questions related to the text.
Charleston School District
Review Unit 7: Real Numbers
Provide pupils with problems to check their understanding of the concepts within the unit. The seven-part series of lessons covers concepts related to irrational numbers. Learners convert between fractions and decimals, estimate the...
Virginia Department of Education
How Many Triangles?
Something for young mathematicians to remember: the sum of any two sides must be greater than the third. Class members investigates the Triangle Inequality Theorem to find the relationship between the sides of a triangle. At the same...
Virginia Department of Education
Special Right Triangles and Right Triangle Trigonometry
Right triangles are so special! Use special right triangles to discover the trigonometric ratios. Pairs construct special right triangles and find the values of the ratios of the sides. In the process, they discover the ratios stay the...
Curated OER
Relative Size - Wide and Narrow
Students distinguish between wide and narrow manipulatives and sort accordingly. They use construction paper strips, ribbon, fabric strips, books, popsicle sticks and sock puppets.
Curated OER
Galaxies to Scale
For this scales and galaxies worksheet, students solve 7 problems including finding the size of galaxies in comparison to other galaxies and drawing scale models of the given galaxies to show their relative sizes and shapes.
Curated OER
Space: Our Star, the Sun, and Its Friends, the Planets
Students examine the solar system. In this space lesson, students identify the order of the planets and their relative size to the sun. Students create a scale model of our solar system using a variety of household objects.
Curated OER
How does the Earth compare to the other planets?
Young scholars equate the size of the planets by determining their relative size. In this planet's size lesson, students use a variety of measurements to evaluate the sizes of the planets. Young scholars share their comparisons and...
Edgate
Great Grids
Learners use grid boxes as a measurement tool and discover how grids are used for mapmaking and scaling down an area. They begin by attempting to draw a model shape drawn by the teacher by using the gridding process. At the conclusion of...
Illustrative Mathematics
Extending the Definitions of Exponents, Variation 1
Scientist work with negative integer exponents all the time. Here, participants will learn how to relate negative exponents to time and to generate equivalent numerical expressions. Learners will apply the properties of integer exponents...