Light, Lasers, and Optics Educational Lessons

speed of light determination using chocolate bar

Measure the speed of light with a chocolate bar

Calculate that astonishing speed of light with just a microwave, ruler, calculator and a chocolate bar! Check out our easy but interesting experiment which uses materials you can easily find...

Measure the speed of light with a chocolate bar

Calculate that astonishing speed of light with just a microwave, ruler, calculator and a chocolate bar! Check out our easy but interesting experiment which uses materials you can easily find...

light illumination STEM classroom activity

Light is for Seeing!

In this fun activity, students build a Classroom Cave and engage in an investigation to refine their understanding of how light illuminates objects and allows us to see them.

Light is for Seeing!

In this fun activity, students build a Classroom Cave and engage in an investigation to refine their understanding of how light illuminates objects and allows us to see them.

Light energy for photosynthesis physics lesson for kids

Light as Energy: Photosynthesis

What does the fact that spinach fluoresces have to do with photosynthesis? This simple and visually dramatic demonstration we’ll extract chlorophyll from the leaves of spinach and see that it...

Light as Energy: Photosynthesis

What does the fact that spinach fluoresces have to do with photosynthesis? This simple and visually dramatic demonstration we’ll extract chlorophyll from the leaves of spinach and see that it...

laser light refraction with prisms and plastic experiment

Light and Materials Experiment

This is a hands-on STEM of light vocabulary lesson. It introduces some fundamental language we use when learning about light. Light does different things when it hits different kinds of...

Light and Materials Experiment

This is a hands-on STEM of light vocabulary lesson. It introduces some fundamental language we use when learning about light. Light does different things when it hits different kinds of...

light refraction in water medium snell's law lesson

Kinesthetic Model of Refraction

Light slows down and bends (refracts) when it travels from one medium into another, such as from air to water or plastic. This kinesthetic activity helps young scientists understand and...

Kinesthetic Model of Refraction

Light slows down and bends (refracts) when it travels from one medium into another, such as from air to water or plastic. This kinesthetic activity helps young scientists understand and...

light and data transmission through fiber optics lesson

Introducing Fiber Optics

How do we send information over light around the globe at the speed of light? Fiber Optics and total internal reflection! Get a first hand look at the STEM of...

Introducing Fiber Optics

How do we send information over light around the globe at the speed of light? Fiber Optics and total internal reflection! Get a first hand look at the STEM of...