Curated OER
Level III: Technology Integration
Fourth graders prepare two spreadsheets each with an embedded line graph that displays data about the growth of the bitter rot fungus on apples and on petri dishes that were stored in the refrigerator and the classroom. They prepare a...
Curated OER
What Is an Egg?
Students identify the parts of the egg and observe the composition of the egg parts.
Curated OER
Spud Smear
Students study various samples of microorganisms in petri dishes. In this microorganism lesson, students place various samples of items in petri dishes and observe them after several days of incubation.
Curated OER
Active Ingredient Screening Test for Plants
Students determine if various plant materials contain active ingredients which will inhibit the growth of bacteria. They identify plant materials and their degree of sensitivity.