Curated OER
The Effects of Osmotic Balance and Imbalance In Living Cells
Students investigate osmotic balance in living cells. In this osmotic balance lesson plan, students use elodea leaves to study the effects of salt solutions on the cell. They compare the changes in an elodea leaf with salt water on it to...
Curated OER
Cytoplasmic Streaming
Students prepare successful wet mount slide of Elodea. They determine and identify environmental conditions that induce cytoplasmic streaming. They determine the positive aspects of cytoplasmic streaming. They illustrate knowledge and...
Curated OER
Comparing Plant and Animal Cells
In this comparing plant cells and animal cells worksheet, students view cells from their cheeks and cells from elodea. A Venn diagram reveals similarities and differences between the cells.
Curated OER
Leaf Transpiration
Young scholars determine the amount of water loss due the transpiration.
Curated OER
Biology: Understanding Cellular Organelles
Students distinguish the differences between Prokaryotic and Eukaryotic cells. Using microscopes, they examine a variety of plant and animal cells. Working in groups, they draw and label plant and animal cells and show the mathematical...
Curated OER
How Can We Study the Differences in Animal and Plant Cells Using the Compound Microscope?
Students examine their cheek cells with a compound microscope. They identify different parts of the cell. They compare and contrast animal and plant cells with the microscope as well.
Curated OER
Oxygen Factory
Fourth graders examine the interdependence of the oxygen and carbon dioxide cycle in an ecosystem through a laboratory investigation. After a lecture/demo, 4th graders complete the lab in groups.