Museum of Science
Gravity Sewer
It's all downhill from here. Scholars model a sewer system using straws and other household materials. They test out their systems using colored water and discover how gravity plays an essential role in sewers.
Worchester Polytechnic Institute
Interactive Laboratory Activities for Secondary Education
Do you think the lab smells like rotten eggs? Sorry to hear about your sulfering. A set of five experiments covers many different topics including seasons, gravity, food, precipitation, and photosynthesis. Though not presented as a...
K-State Research and Extensions
Crystal Shapes
Of quartz I love geology! The chapter offers five activities at three different levels. It features hands-on activities that cover crystal shapes, cleavage and fracture, hardness scale, specific gravity, and mineral identification....
DiscoverE
Marble Run
It's time to slow your roll! Can your class create a track that allows a marble to roll as slowly as possible? Teams of science scholars collaborate to design, build, and test their tubes while learning about gravity and friction.
Curated OER
Exploring the Water Cycle
The water cycle is one of earth's most easily observable processes, but demonstrating each step within classroom walls can be a challenge. Through a series of videos and quick demonstrations, cover each aspect of the hydrologic cycle in...
Teach Engineering
What a Drag!
Stop and drop what is in your hand! Pupils investigate how form effects drag in the 12th part of a 22-part unit on aviation. Groups create equally weighted objects and determine which one falls the fastest by collecting data.
Exploratorium
Soap Film Painting
If you are up for constructing a wooden frame, you can do this demonstration of the interference patterns when light reflects off of layers of soapy film. Both constructive and destructive interference can be seen as evidenced by the...