Curated OER
How Big is a Dinosaur?
Fourth graders create enlarged replica of a stegosaurus drawing, using a grid to practice coordinates.
Illustrative Mathematics
Accuracy of Carbon 14 Dating II
The scientific issue of carbon-14 dating and exponential decay gets a statistics-based treatment in this problem. The class starts with a basic investigation of carbon content, but then branches out to questions of accuracy and...
Other
Insightful Interaction: Visualizations
A collection of interactive visualizations that were produced through analysis of economic, political, and market research data. Topics are diverse, e.g., military spending and trade, immigration, consumer spending, crime, unemployment,...