Cornell University
Discovering Enzymes
Explore the function of enzymes through a series of lab investigations. Learners use household enzymes such as hydrogen peroxide to model the role of enzymes. The enzymes break down proteins with and without a catalyst.
Curated OER
Teaching in the Shared Way of Ghandi and Montessori
In this differentiated lesson, students incorporate different subjects using the Ghandi and Montessori methods instead of the traditional method used in regular schools. In math they investigate shapes, colors and sizes. In writing they...
Colorado State University
Why Do Raindrops Sometimes Land Gently and Sometimes with a Splat?
A mouse can fall from large heights without injury! Air resistance is a large influence on small falling objects. In an exploratory lesson, young scholars build a raindrop bottle to compare the falling rate of different-sized objects.
Curated OER
Movement Across the Membrane (Diffusion)
Learners investigate the concept of diffusion and how materials enter and leave a cell. In this movement across a membrane lesson plan, students use perfume, food coloring in water and a sugar cube in water to observe diffusion. They...
Curated OER
Check Out Lights and Shields with Beads
Students explore Ultraviolet detecting beads and conduct several investigations with them. In this investigative lesson students participate in an experiment to see the harmful effects of UV light and discuss their findings.
Curated OER
How Do Cells Reproduce?
Learners discuss the importance of reproduction of cells. They identify and describe the stages of Mitosis. They discover what happens to chromosomes and DNA during reproduction.
Curated OER
How Does Human Respiration Relate to Radon?
Learners examine the role of human respiration and how it relates to radon. They identify damage to the lung from the exchange of carbon dioxide and oxygen. They work together to complete a lab activity and worksheet.