Chymist
Landfills and Recycling
Examine the nature of landfills through experimentation. Scholars build miniature landfills and monitor changes over a six-week period. Observations allow individuals to draw conclusions about the different types of trash and their...
Curated OER
Ecology
Students explore, experience and experiment identifying the human impact on the environment of vegetative differences within the same biome. They assess what causes deserts, rain forests, savannahs, tundras and saguaros and how these...
Curated OER
Then and Now, A Watershed in San Francisco
Young scholars compare recent and historic maps to explore landscape changes. Using photos provided, students identify prominent features on the maps. They discuss differences in landscape, human impact on watershed, and changes in...
Curated OER
Radiation Reassessed
Students investigate the dangers of radiation by exploring recent nuclear tragedies. For this scientific debate lesson, students define the idea of radiation "half life" and determine if low doses of radiation are truly damaging to...
Curated OER
Waterwheel Work
Students investigate the history of the waterwheel and common uses for water turbines today. They construct an experimental waterwheel using a two-liter plastic bottle, measure the rate of revolution of a waterwheel, and complete a...
Curated OER
Friction and Machines
Fifth graders experimentally determine the relationship of friction to the functioning of machines. They demonstrate that rollers can decrease frictional force and increase speed and research to discover other ways that friction can be...
Curated OER
Flying With The Wright Stuff
Students explore the history of flight, specifically the Wright brothers. Pupils create paper airplanes. They discuss considerations in building an aircraft such as drag, thrust, and weight. Classmates compare the Wright Brother's...
National First Ladies' Library
A Blessing in Disguise
Young scholars study the history of polio as well as a history of modern medicine, the history of alternative medicine and the role of the scientific method in each of these histories. They review the scientific method and research...
Teach Engineering
Will It Fly?
Go fly a kite, then fly a plane! The 19th part of a 22-part unit on aviation looks at the way kites and gliders help aid in the understanding of flight. Pupils discuss how engineers used kites to influence airplane designs.
Teach Engineering
Fun Look at Material Science
Introduce materials science with a class demonstration. After showing a PowerPoint presentation on materials and their properties, instructors provide a ceramic tile, a Popsicle stick, a paper clip, and a plastic bag as examples of...
Curated OER
The Challenge to Deliver Insulin
Students study the types of diabetes and why insulin is important. In this diabetes lesson students build molecular models and create a healthy lifestyle plan.
Curated OER
Simple Harmonic Motion with Dr. DAQ
Students study the work and accomplishment of Galileo. For this physics lesson, students calculate the period of a pendulum's using a mathematical equation. They explain the different factors affecting its period.
Curated OER
The Effects of the Calcium Ion on Cooked Dry Beans
High schoolers investigate the effects of calcium ions on the quality characteristics of cooked dry beans. In this calcium ion and dry bean investigation lesson plan, students soak dry beans using 2 different soaking techniques and 2...