Curated OER
Making Tracks
Students cast animal tracks on a field trip. They split up to capture tracks from different areas and use plaster of Paris to mold to the footprint. They bring casts back to class, create a negative mold and paint it black.
Curated OER
Animal Tracks
Sixth graders practice using logic and scientific proof while examining animal tracks. For this scientific method lesson, 6th graders identify different animals and the type of tracks they leave behind by observing...
Curated OER
Rusting as a Chemical Reaction
Students participate in a hands-on activity in which they observe conditions that are most conducive to the rusting of iron. They set up an experiment with 8 different nails in different situations with one of them acting as a control....
Curated OER
Plaster Face Mask
The process may be difficult, but the end product will be worth it. Kids will love creating these plaster masks made from their own faces. If they can sit still long enough, they can become the model for their own masks. All the steps,...
Curated OER
Fossil Impressions of Ancient Life
Students make a mold using Plaster of Paris and then make a cast using that same mold. They pick a fossil and describe how it looks. They write a fictionalized story about its life, or burial. (
Curated OER
Genes and Aging
Students explore genes and the way we age. They assemble a worm collection device called a Baermann Funnel. Students collect Caenorhabditis elegans or other active nematodes from local soil samples. They observe the appearance and...