Light, Lasers, and Optics Educational Lessons
Measuring the spacing of tracks on a CD and a DVD
This hands-on physics investigation lets students explore the wave nature of light using everyday objects. In this activity, students use CDs and DVDs as diffraction gratings to measure the spacing...
Measuring the spacing of tracks on a CD and a DVD
This hands-on physics investigation lets students explore the wave nature of light using everyday objects. In this activity, students use CDs and DVDs as diffraction gratings to measure the spacing...
Measuring the diameter of a red blood cell
This hands-on STEM lesson gives students the chance to measure something microscopic — the diameter of a red blood cell — using nothing more than lasers, a screen, and a...
Measuring the diameter of a red blood cell
This hands-on STEM lesson gives students the chance to measure something microscopic — the diameter of a red blood cell — using nothing more than lasers, a screen, and a...
Absorption and Transmission of Light (With Gumm...
Gummy Bears and lasers come together in this fascinating question, “What happens when you shine green light on a red gummy bear, or red light on a green gummy bear”?...
Absorption and Transmission of Light (With Gumm...
Gummy Bears and lasers come together in this fascinating question, “What happens when you shine green light on a red gummy bear, or red light on a green gummy bear”?...
Invisibility for Muggles!
Recent advances have brought us closer than ever to mastering one of the holy grails of science: invisibility. With an Invisibility Kit and this hands-on STEM activity uses a simple...
Invisibility for Muggles!
Recent advances have brought us closer than ever to mastering one of the holy grails of science: invisibility. With an Invisibility Kit and this hands-on STEM activity uses a simple...
DIY Smart Phone Microscope
This is an astonishingly simple and inexpensive way to build a microscope that allows students to capture digital images of the world just beneath the surface. This project was originally...
DIY Smart Phone Microscope
This is an astonishingly simple and inexpensive way to build a microscope that allows students to capture digital images of the world just beneath the surface. This project was originally...
Bake Fluorescent Cupcakes!
Amazingly enough, these fluorescent cupcakes are 100% edible! Thanks to the quinine in tonic water, we have a no fail recipe that you and your students can follow to make...
Bake Fluorescent Cupcakes!
Amazingly enough, these fluorescent cupcakes are 100% edible! Thanks to the quinine in tonic water, we have a no fail recipe that you and your students can follow to make...