Curated OER
Real-World Projects: Challenges from the Polymer Industry
Two scenarios are presented for chemistry detectives to decipher. Both require the use of an infrared spectrometer and focus on the examination of polymer materials. In the first, lumps in polyethylene bottles are analyzed. In the...
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...
National Nanotechnology Infrastructure Network
Can Small Pollutants Harm Aquatic Organisms?
Nanoparticles have toxic effects on plant and animal life—even though you can't see them. The second instructional activity of a two-part series has young scientists conduct an experiment that exposes plant and animals to nanoparticle...
Science Buddies
Science Buddies: Project Ideas: Crazy Crystal Creations: Grow Crystals
Compare the size and shape of crystals grown in different temperature conditions in this science fair project. The Science Buddies project ideas are set up consistently beginning with an abstract, objective, and introduction, followed by...
Other
Chemistry 101: Titration of Acetic Acid in Vinegar
Material that can serve as guidelines for a teacher-lead demonstration or student lab experiment. Provides introduction, learner outcomes, safety guidelines, and detailed procedures.
University of Nebraska
University of Nebraska: Determining a Molecular Formula
This is a seven part site from the University of Nebraska on molecular formulas. Sections are: Introduction, Purpose, General Safety Considerations, Procedure, Data Analysis and Concept Development, Implications and Applications,...