Curated OER
Focusing on Lenses
Students explore scientific observations by examining the parts of a microscope. In this optics lesson, students discuss the importance of a focal point and focal distance when utilizing an optical device such as a microscope. Students...
Discovery Education
Fuss About Dust
Dust is everywhere around us; it's unavoidable. But what exactly is dust and are certain locations dustier than others? These are the questions students try to answer in an interesting scientific investigation. Working independently or...
Curated OER
Cells All Around
Students measure the size of an epithelial cell and to estimate the number of epithelial cells in a given area of the body. After watching a video on cells, student groups perform an experiment using a microscope to view some of their...
Curated OER
A Distant View
Students investigate the essential concepts of how lenses work to magnify vision, and then build simple telescopes to demonstrate their understanding. They write a description of how their telescope could be improved and how it works.
Curated OER
Sight
Students discover how the sense of sight helps us recognize each other and explore color, motion and distance.
Curated OER
Build and Test
Students display what they have learned about bridges as they construct their bridge. They present their projects to the rest of the class. They compare and contrast the construction of the bridges.
Curated OER
Bioremediation
Students design and conduct investigations that illustrate the effect bioremediation has on organic matter and determine environmental applications. They, in groups, present their findings to the class.