Curated OER
Determination of Water Hardness
Students investigate water hardness. In this water hardness lesson plan, students determine the water hardness in 4 samples of water after buffering each. By using titration and an indicator, students can determine the amount of calcium...
Curated OER
Physical Adaptations in Ice Age Mammals
Students identify the body parts in Ice Age mammals that allowed them to survive. They answer questions as a class and discuss. They examine photographs of the animals as well.
Curated OER
Flood Control: Environmental History
Students examine the painting, Spring on the Missouri. They role-play and discuss floods and flood control from the views of an environmental lobbyist and a farmer.
Other
Illinois State Museum: The Midwestern United States 16,000 Years Ago
What did Northern America look like 16,000 years ago? Were the plants the same? What happened to the mastodons and the saber-toothed cats? Here's a short website that is easy-to-understand and supplies at least some of the answers.