Chemistry Collective
Virtual Lab: Weak Acid and Base Problems
You'll feel strongly about this weak acid and base virtual lab! Scholars experiment with the wonders of dissociation constants in a simulated lab environment. The accompanying written work includes buffer preparation, titration curves,...
McGraw Hill
Population Biology
The carrying capacity of an environment varies based on the organisms that live there. Using a virtual lab simulation, scholars test two protists living in their own environments and a third environment where both protists live....
Concord Consortium
Sunlight, Infrared, CO2, and the Ground
How bright are your classes? An interactive lesson has scholars explore how light interacts with carbon dioxide in the air and the surface of the earth. They watch a temperature scale as light interacts with the environment.
American Museum of Natural History
Going Gobi: The Hunt for Fossils in Mongolia
Take a trip on a fossil hunt. Pupils read about a trip to the Gobi Desert by a group of paleontologists to find fossils. Learners view pictures taken on the trip and determine what the scientists go through in the search for answers to...
Curated OER
BJT Amplifier Troubleshooting
In this electrical circuit worksheet, students answer a series of 11 open-ended questions about BJT amplifiers and how to troubleshoot these circuits. This worksheet is printable and the answers are revealed online.
Concord Consortium
Concord Consortium: Stem Resources: Changes in the Environment
An activity to help students understand that as the environment changes, plants and animals must evolve to stay alive. Students watch as a mystery plants grow in a changing environment to see if they will evolve or go extinct.