Howard Hughes Medical Institute
Population Dynamics
Will human population growth always be exponential, or will we find a limiting factor we can't avoid? Young scientists learn about both exponential and logistic growth models in various animal populations. They use case studies to...
Curated OER
Modeling the Keeling Curve with Excel
In this modeling the Keeling Curve worksheet, students use given data beginning in 1960 to create a mathematical model for the changes in atmospheric carbon dioxide over time. Students manipulate the equation to predict the carbon...
Curated OER
Data and Scientific Graphs
Learners conduct experiments and graph their data. In this statistics instructional activity, students collect data and graph it on a coordinate plane. They analyze the data looking for patterns and they discuss their findings with the...
Curated OER
The Importance of Recycling Batteries
Students discover the types of batteries and their uses. They experience static electricity by rubbing glass jars and using it to raise their hair. After discussing the importance of recycling batteries and using ones that are...
Curated OER
Weather, Data, Graphs and Maps
Students collect data on the weather, graph and analyze it. In this algebra lesson, students interpret maps and are able to better plan their days based on the weather reading. They make predictions based on the type of clouds they see.
Curated OER
Halloween Candy/ Sugar Content
Fourth graders examine the amount of sugar contained in Halloween candy by looking at nutritional labels from candy bars. They figure out ways to encourage people to reduce the amount of sugar they eat at this holiday. They look at the...