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.
Shodor Education Foundation
Linear Inequalities
An interactive lesson helps individuals learn to graph inequalities in two variables. Scholars can adjust the interactive to present the inequalities in standard or slope-intercept form.
DiscoverE
Hidden Alarm
It's time to wake up! Young engineers build an electric circuit that will activate an alarm. The use of switches in the circuit is a must—because you don't want the alarm to keep beeping forever!
Teach Engineering
Design Inspired by Nature
Let nature guide your engineering designs. By taking apart a flower, pupils learn about reverse engineering. They use the results to brainstorm designs for new products or ideas. This is the seventh installment of a nine-part Life...
Concord Consortium
Circling Trains
And round and round the park we go! Given a description of an amusement park with the locations of three attractions connected by walkways, learners consider what happens when additional attractions join the mix by doubling the length of...
Concord Consortium
Dubious Dice
How many ways can you slice dice distribution? A short performance task asks pupils to consider different types of distributions. Given histograms showing a triangular distribution and a bimodal distribution, they create pairs of dice...
Missouri Department of Elementary
Putting on Armor
Middle schoolers learn how to protect themselves from risky behaviors with a lesson that has them role play several scenarios and demonstrate ways that they might do to stay safe. Class members then use what they have learned to build a...
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 the central...
Curated OER
Tic-Tac-Toe
Young scholars investigate finite mathematics using a flow chart. In this algebra lesson, students investigate logic and strategies using flowcharts. Young scholars 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 students to...
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 computers.
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 technology,...
Curated OER
A Steep Hike
Students explore slope. In this middle school mathematics lesson plan, 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 speeds...
Curated OER
Beverage Tests
Learners investigate the pH of a liquid. In this middle school mathematics/science lesson, students collect and analyze data regarding the pH of various liquids. Learners display their data in various types of graphs as they consider...
Curated OER
NUMB3RS Activity: Settling The Score
Learn how to investigate matrix multiplication. In this secondary mathematics lesson, students examine matrix multiplication in the context of a Homes-Rahe stress test which is similar to the process used to score figure skaters. The...
Curated OER
Symbolic Math Guid App
High schoolers explore problem solving with the TI-89 or Voyage 200. In this secondary mathematics lesson plan, your learners will investigate the Symbolic Math Guide Application which assists high schoolers with problem solving...
Curated OER
Circles all Around
Middle schoolers investigate circles. In this middle school mathematics lesson, students explore the relationship between the diameter of a circle and its circumference.
Texas Instruments
REAL LIFE REAL WORLD Activity - Surveyor
Learners investigate surveying in this secondary mathematics lesson. They will explore a real world application of geometry and trigonometry as they create a plot plan using a geometry utility and calculate the area of the land parcel.
Curated OER
Acting Like a Hog
High schoolers explore game theory. In this secondary mathematics lesson, students investigate the playing of a game called Hog which involves rolling dice. High schoolers explore many different scenarios as they consider the best...
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.