Concord Consortium
Concord Consortium: Stem Resources: Diffusion, Osmosis, and Active Transport
Have you ever wondered how important gases enter and leave cells? Take an up close tour of a pore in a cell membrane. Then explore diffusion, osmosis, and active transport through this collection of interactive models.
Science Education Resource Center at Carleton College
Serc: Investigating Electricity: Building Circuits in Elementary Science Class
In this exploration activity, students compare the difference between series circuits and parallel circuits using wire, light bulbs, and D batteries.
TeachEngineering
Teach Engineering: Curiosity Killed the App
Students gain experience with the software/system design process, closely related to the engineering design process, to solve a problem. First, they learn about the Mars Curiosity rover and its mission, including the difficulties that...