University of Utah
Explore Proportional and Linear Relationships
Progress from proportional relationships to linear functions. Pupils first review concepts of proportionality covered in earlier grades. They then extend these concepts to linear functions, such as determining the slope of a...
Education Development Center
Area and Multiplication
Take some intellectual fun and apply it to the concept of multiplying expressions together. A guide models how to break two numbers into an area model to multiply together in pieces similar to FOILing. The rest of the puzzles consist of...
National Wildlife Federation
Branching Out – Exploring Dendrochronology
Tree rings from North America give a continuous history of El Nino intensity over the last 1,100 years. Scholars learn how scientists use tree rings to create timelines demonstrating variations in weather patterns. The cumulative...
Cornell University
Diffraction Demystified
Study diffraction patterns using CDs and DVDs! Scholars measure the diffraction patterns of a light wave as it hits a CD or DVD. Using the information, they can measure the distance between the tracks.
Cornell University
Who’s Got The Flu?
Become an immunologist for the day. Scholars elicit the use of the enzyme-linked immunoabsorbent assay (ELISA) to diagnose an infectious disease. Through the process, they learn about the immune system response to infectious diseases.
Curated OER
Water Quality and Dissolved Oxygen
Students investigate the relationship between dissolved oxygen and organic materials and aquatic organisms. This is a 3-lesson series in which students explore dissolved oxygen and then design an experiment testing the effects of changes.
Curated OER
Show Me the Money
Pupils investigate financial applications of mathematics in this mathematics lesson. They will investigate equations that represent a company’s income, expense, and profit functions and use those equations to identify break even points...
Curated OER
Open & Operating: The Federal Reserve Responds to September 11
Students investigate the purpose of a central bank. In this economics/consumer mathematics lesson, students explore the actions of the Federal Reserve after the events of September 11, 2001. Students investigate the role of...
Curated OER
Tic-Tac-Toe
Students investigate finite mathematics using a flow chart. In this algebra activity, students investigate logic and strategies using flowcharts. Students compete against each other using different approaches to playing the game.
Curated OER
Bar Graphs
Third graders investigate bar graphs. In this third grade mathematics lesson, 3rd graders collect and analyze data and use the internet’s Graph challenge to create their own graphs. Students write questions for the other...
Curated OER
Order of Operations
Seventh graders investigate the order of operations. In this seventh grade mathematics lesson, 7th graders explore the order of operations and practice using them in activities that involve paper and pencil, calculators and...
Curated OER
Using Excel To Teach Probability And Graphing
Students engage in the use of technology to investigate the mathematical concepts of probability and graphing. They use the skills of predicting an outcome to come up with reasonable possibilities. Students also practice using a...
Curated OER
Animal Skin
Students investigate the skin surface to body area ratios for different animals. In this seventh/eighth grade mathematics/science lesson, students explore heat transfer between an animal’s body and the environment. Using...
Curated OER
A Steep Hike
Students explore slope. In this middle school mathematics lesson, students analyze and interpret graphs as they investigate slope as a rate of change. Students use a motion detector to collect data as they walk at different...
Curated OER
Beverage Tests
Students investigate the pH of a liquid. In this middle school mathematics/science lesson, students collect and analyze data regarding the pH of various liquids. Students display their data in various types of graphs as they...
Curated OER
NUMB3RS Activity: Settling The Score
Learn how to investigate matrix multiplication. In this secondary mathematics lesson, high schoolers examine matrix multiplication in the context of a Homes-Rahe stress test which is similar to the process used to score figure...
Curated OER
Symbolic Math Guid App
High schoolers explore problem solving with the TI-89 or Voyage 200. In this secondary mathematics lesson, your learners will investigate the Symbolic Math Guide Application which assists students with problem solving strategies by...
Curated OER
Circles all Around
Students investigate circles. In this middle school mathematics lesson, students explore the relationship between the diameter of a circle and its circumference.
Curated OER
Acting Like a Hog
Young scholars explore game theory. In this secondary mathematics lesson plan, students investigate the playing of a game called Hog which involves rolling dice. Young scholars explore many different scenarios as they...
Curated OER
Set Design
Young scholars explore proportional reasoning. In this middle school mathematics instructional activity students investigate scale drawings as they create a proportional representation for the carvings on Mt. Rushmore.
Curated OER
Math Bingo
Students practice using mathematical vocabulary by playing a class game. In this math comprehension lesson, students investigate a group of math vocab words and their definitions, then create a bingo card using the Internet....
Curated OER
Mr. Gallon
Students investigate measurement conversions using a visual demonstration. In this mathematics conversions lesson plan, students create an image of a plastic gallon jug using a paint software program. Students utilize the jug...
Curated OER
Math and Money
Students explore personal finance. In this middle school mathematics lesson, students investigate banking, income tax, and the cost of living. The lesson includes two bonus lessons on graphing their personal spending habits...
Curated OER
Gridlock
Young scholars investigate the problem of gridlock. For this secondary mathematics lesson, students explore solutions to the condition of gridlock and create a report or presentation of their recommendations that includes...