Curated OER
Freshwater/Saltwater "Eggs-Periment"
Students explore water properties by conducting a class experiment. In this buoyancy instructional activity, students utilize freshwater, saltwater, plastic cups, hard boiled eggs and food coloring to experiment with the floating...
Curated OER
World of the Pond
Field trip! The class will review what they know about organisms that dwell in freshwater ponds, then trek down to the old water hole to collect specimens for examination. This includes several web links, useful tips, and an excellent...
Curated OER
Birds, Baths And Oil Spills
Students examine effects of an oil spill on birds and animals that inhabit marine or freshwater ecosystems, and simulate procedures used by rescue workers who rescue and rehabilitate birds and other animals coated with oil.
Curated OER
Cyanobacteria Races: Cyanobacteria Motility Experiment for a Classroom
Students experiment to determine the effect of light on cyanobacteria movement. They graph the data of the experiment for further analysis. They watch a time-lapse video of cyanobacteria motility at a NASA website.
Curated OER
A Frog's Life Story
Students investigate the lives of frogs by completing several worksheets. In this biology lesson, students discover the life cycle of a frog from tadpole to death. Students complete frog life cycle puzzle as well as create a...