Curated OER
Science Lab Safety Procedures
Eighth graders watch a Lab Safety video and discuss particular questions related to lab safety. Lab equipment is then distributed and the students inspect the equipment and record their finding in their journal. Finally, in groups, 8th...
National Renewable Energy Laboratory
Biomass: Biogas Generator
It's a gas. Middle schoolers build a biogas generator following the directions in this resource. After a few days of observation, they demonstrate that the gas given off by the decomposing manure is flammable. The activity concludes as...
Curated OER
Use of Lasers
Students explore the use of lasers. In this "lasers" science and career education lesson, students search the Internet to find uses for lasers and make a list of companies that use or produce lasers. Students complete a lasers and making...
Curated OER
Dinosaur and DNA Days
Biology stars extract DNA samples from beef thymus and then examine its properties. They use enzymes to digest the DNA samples, and then use electrophoresis to separate fragments. Finally, they discuss methods and principles of...
Curated OER
Aquifer Model
Young scholars, after researching and brainstorming about aquifers and locating aquifer maps of Texas, participate in the building of a model of an aquifer complete with a pumping station. They also answer a variety of questions at the...
Curated OER
Protein Biochemistry: Evidence for Charged Amino Acids in Proteins
High schoolers add the acid and base drop wise as the protein precipitates. If either are added too rapidly, students may miss detail or the protein may not have sufficient time to renature. Casein does not buffer the solution well when...
Curated OER
Promoting Inquiry Throught Computer-Based Labs
Student Teachers are given the opportunity to examine how to use a computer-based laboratory for inquiry. The practice is done to teach future teachers how to use these tools so they can be ready for use in the classroom environment.