CK-12 Foundation
Problem Solving Plan, Estimation with Decimals: Shopping
Mathematicians go on a virtual shopping trip in an interactive designed to boost the concept of estimation. Scholars read and answer five questions—multiple-choice, true or false, and a discussion—with help from a drag-and-drop shopping...
Workforce Solutions
Workforce Solutions 2-3 Lessons
Four lessons and an at-home connection examine 12 jobs. Beginning with an interactive map, scholars view and discuss each one within their small group. Groups focus on the products provided and on their scarcity. Finally, pupils look...
Henrico County Public Schools
Solving Systems of Equations by Substitution
There is no substitute for checking the solution. A short introduction to the substitution method of solving systems of equations is an ideal resource for algebra classes. The slides present steps for the substitution method and...
Del Mar College
Arithmetic of Fractions
Never forget how to add, subtract, multiply, or divide fractions with a two-page document detailing each operation.
NASA
Raisin Bread Universe
What is the universal breakfast? The resource includes two activities, the first one observing oatmeal to understand the texture of the universe. Then, scholars measure raisin bread dough before and after it rises to represent the...
CK-12 Foundation
Improper Fractions as Mixed Numbers: Sharing Scratch-n-Sniff Stickers
No, you can't actually smell these 13 scratch-n-sniff stickers. But you can group them into equal groups of four, with one sticker remaining. Using that information, learners create a mixed number based on the improper fraction, 13/4.
CK-12 Foundation
Theoretical and Experimental Probability: Pizza Night!
Take a bite out of an enticing resource. Scholars use an interactive to study dependent events. They see how the number of favorable outcomes and total number of outcomes changes as individuals "eat" pieces of pizza.
DiscoverE
Foil Boats
How many pennies can an aluminum foil boat hold? That is the challenge in a collaborative activity designed to explore the concept of buoyancy. Learners use aluminum foil to build makeshift boats and test the weight they hold before...
What So Proudly We Hail
A Lesson on Benjamin Franklin’s “Project for Moral Perfection”
Benjamin Franklin identified 13 virtues that he felt would strengthen his character if he could focus on each one. A thorough lesson explores high schoolers' personal values in the context of their lives, and compels them to strive for...
Teach Engineering
Determining Densities
Don't be dense—use a robust resource. The second installment of a five-part Floaters and Sinkers unit has learners determine the densities of several objects. As part of the activity, they learn the displacement method for finding...
Teach Engineering
Energy and the Pogo Stick
Let your class bounce to examine the concept elastic potential energy. Individuals bounce on a pogo stick in order to calculate its elastic potential energy. Groups then compare the elastic potential energy to the gravitational...
Curated OER
Popular Music and Music Videos
This resource is part of a three-activity unit that introduces your class to the concept of popular culture and the role that it plays in their lives. Here, learners examine the importance of the music industry and music videos in pop...
Mathed Up!
Trigonometry
Learn how to solve a triangle. Young mathematicians view a video that explains how to apply trigonometry to find missing sides and angles of a right triangle. A worksheet tests their understanding of the concept.
CK-12 Foundation
Completing the Square
An interactive aids in understanding of how to complete the square for a quadratic equation. A set of five challenge questions tests this understanding.
CK-12 Foundation
Vector Subtraction
Move vectors to determine their difference. Pupils use an interactive to visualize the opposite of a vector. They use the concept of adding vectors to subtract vectors by adding the opposite and, finally, view the differences of the...
CK-12 Foundation
Basic Counting Rules: Sandwich Shop
Young mathematicians make a tree diagram of all possibilities for sandwiches using an interactive. They learn how multiplication speeds up the process of finding the number of outcomes.
CK-12 Foundation
Symbiosis: Mutualism, Commensalism, and Parasitism
Hyenas normally hunt alone, however scientists discovered that in Israel, hyenas hunt with wolf packs. When relationships develop between different species, we call it symbiosis. The videos teach about the three types of symbiosis and an...
CK-12 Foundation
Cellular Respiration: Can Photosynthesis Be Reversed?
Cellular respiration and photosynthesis relate closely, but many don't realize how. Scholars drag and drop the reactants and products to the chemical reactions for both processes. Then they answer three multiple-choice questions.
CK-12 Foundation
Properties of Congruence: Congruent Figures
No two resources are exactly the same, but polygons can be. Scholars match congruent figures by dragging them together in an interactive. They answer some challenge questions that justify their matches.
NASA
Supernova Chemistry
By measuring the wavelength, frequency, and intensity of electromagnetic radiation, scientists determine the temperature, density, and composition of far away items. Scholars rotate through ten lab stations using a spectroscope at each...
CK-12 Foundation
Infinite Limit Type: Asymptotes and End Behavior Question
There are an infinite number of reasons to use the resource. Scholars drag vertical and horizontal lines to the graph of a rational function to identify all asymptotes. They investigate the connection between asymptotes and limits to...
CK-12 Foundation
Logistic Functions: Fab Fitness
Strengthen your understanding of logistic functions. Young mathematicians change the carrying capacity of a logistic function and see how function values change. The function models the number of members in a gym over time.
CK-12 Foundation
Length of a Plane Curve
Challenge your class to use straight lines when estimating the length of a curve. An engaging interactive allows individuals to place line segments one after another along the arc. Learners determine that the more lines used, the better...
CK-12 Foundation
Whole Number Division: Repaying Money
Mathematicians answer five word problems in an interactive practice all about repaying money using division. A calendar and moveable dollar bills aides participants in finding solutions to multiple-choice, fill-in-the-blank, and...