Light, Lasers, and Optics Educational Lessons

hologram reflection experiment

Virtual Reflections with Pepper’s Ghost

Produce virtual images that look an awful lot like Holograms! The phenomenon is based on a theater trick from the 18th century that’s named after the man who made them...

Virtual Reflections with Pepper’s Ghost

Produce virtual images that look an awful lot like Holograms! The phenomenon is based on a theater trick from the 18th century that’s named after the man who made them...

laser light fluorescence lesson with photoelectric effect violet

Light as Energy – Fluorescence and the Photoele...

Fluorescence is a phenomenon that arises out of the interaction between certain materials and certain frequencies, or energies of light. It is one of the most visually stunning light-matter interactions...

Light as Energy – Fluorescence and the Photoele...

Fluorescence is a phenomenon that arises out of the interaction between certain materials and certain frequencies, or energies of light. It is one of the most visually stunning light-matter interactions...

DIY home experiments waterdrop microscope lesson download

Build a "Waterdrop Microscope"!

Shine a green laser through the center of the water drop and bring to life the tiny world inside!

Build a "Waterdrop Microscope"!

Shine a green laser through the center of the water drop and bring to life the tiny world inside!

light reflection and refraction safe experiment lesson for kids

Tech Light Lab Activity Guide

From reflection and refraction to a model for how we see and an introduction to color, these activities are scaffolded to leave your students ready to take on the next...

Tech Light Lab Activity Guide

From reflection and refraction to a model for how we see and an introduction to color, these activities are scaffolded to leave your students ready to take on the next...

speed of light determination experiiment

Speed of Light Experiment with Gelatin and a La...

You can measure the speed of light with nothing but a laser, a protractor and a slab of gelatin, is inexpensive and surprisingly accurate!

Speed of Light Experiment with Gelatin and a La...

You can measure the speed of light with nothing but a laser, a protractor and a slab of gelatin, is inexpensive and surprisingly accurate!

laser light refraction with concave and convex lenses

Refraction with Concave and Convex Lenses

One of the ways we manipulate light to make it do what we want to do is by using lenses to change the direction of light via refraction. 

Refraction with Concave and Convex Lenses

One of the ways we manipulate light to make it do what we want to do is by using lenses to change the direction of light via refraction.