Curated OER
Student Exploration: Density Laboratory
In this density laboratory activity, students complete 2 prior knowledge questions, then use the "Density Laboratory Gizmo" to complete several activities, answering short answer questions when finished.
Learning Games Lab
Fertilizing Chile
Fertilizer can mean the difference between a profit and a loss. Scholars use an online interactive to explore the effects of fertilizing in agriculture. Given information about the nitrogen levels in the soil, they decide the fertilizer...
American Museum of Natural History
American Museum of Natural History: O Logy: Stuff to Do: Density of Salty Water
An experiment to test what happens when ocean water hits a freshwater estuary. Each step is demonstrated with photographs and the difference between salinity and density is explained.