Sometimes in science mysteries remain mysteries for a long time! The discovery of diffuse interstellar bands happened nearly 100 years ago, yet it took until 2015 for scientists to understand a single band. Pupils learn about the...

Let the star's color be the guide! The color of a star indicates its temperature and its mass and distance affect the gravitational force. The lesson presentations address these concepts as well as how the theory of special relativity...

Sometimes the best discoveries happen by chance. Scientists did not plan to find gamma-ray bursts, but that doesn't make the revelation less important! A video lesson in the SciShow Space series discusses the discovery of gamma-ray...

How do scientists classify whether an object lies within our solar system or not? Examine the boundaries of the space neighborhood using a lesson from PBS's Space series for middle schoolers. After viewing a model of the solar system,...

The scientific revolution went out with a bang, thanks to some impressive intellectuals! Newton's and Leibniz's noteworthy discoveries unfold in the 17th installment in a lengthy History of Science series. Viewers witness the birth of...

The final lesson in a series on theatre design spotlights how lighting is incorporated into a production. After watching videos that focus on lighting fixtures and their positioning, individuals create a basic design plan for a scene,...

Young theatre artists engage in a scavenger hunt to acquaint themselves with set design. The challenge is to search the site and match a separate maquette with each of the 24 clues.

Why so blue? As it turns out, very few things in nature only reflect blue light! A short video from a comprehensive science playlist highlights the beautiful blues of butterflies, birds, and human eyes. The narrator shows how adaptations...

Looking for instruction that seems more like wizardry? Look no further! Show your scholars some pretty amazing light experiments using a video from a comprehensive science playlist. The narrator performs and explains three simple yet...

Filters provide amusing changes to images in applications other than just Instagram! High school pupils apply their knowledge of colored filters to three different interactive sets of puzzles. They identify light colors that pass through...

Objects contain pigments that selectively absorb a wavelength of light, and our eyes only observe a very small range of these wavelengths. Scholars apply these two facts to three different activities. They identify the pigment in an...

Think about your favorite place ... now, think about what it looks like at different times during the day. How does the change in lighting affect the colors you see? Young artists explore the tools available in digital art software to...

One day's worth of sunlight can supply everyone on Earth with electricity for a year! Why, then, do we find ourselves in an energy crisis? Shine a light on solar energy with a short lesson and video. As part of a larger energy unit from...

From burning wood for heat to riding a bicycle, converting one form of energy into another is an everyday process! Using a video clip, learners discover the sources of the thermal, mechanical, and electrical energies that make our lives...

What can the electromagnetic spectrum tell us about the sun? As it turns out, quite a bit! See the sun in a whole new light with a video from NOVA's Sun Lab unit. The narrator describes the electromagnetic spectrum in terms of visible...

Welcome to Sun 101! What better way to gain an understanding of our star than to learn about its anatomy? Physical science scholars peer inside to discover the inner workings of the sun through a video and discussion questions. The...

Looking for a sun-sational multi-lesson plan full of videos, simulations, and discussion? Introduce your young scientists to all things solar with a four-part hands-on adventure. Pupils learn the basics of solar anatomy, space weather,...

Can you eyes be fooled into seeing colors that aren't actually there? Budding scientists view a presentation that addresses this topic. They explore how their eyes interpret color through the retinas and messages sent to the brain. They...

Your class might be surprised to learn that mirrors have been around since the first century AD! Young scientists explore reflection and refraction of light through a series of challenges. They use this knowledge to design their own...

If you can't see something, how do you know it's there? Welcome to the mystery of dark matter! Curious cosmologists explore one of physics' longest-running quandaries through an interesting video. Content includes who first proposed the...

Somewhere over the rainbow ... the sky appears to be darker than below it? Why is that? A video from an interesting physics playlist illustrates the interaction between the visible spectrum and droplets of rain. It also doubles the...

Time for a change in perspective. A video lesson explores the progression from 2-D to 3-D images. The instructor from the physics playlist first explains the workings of a traditional camera and compares that to the creation of a 3-D...

Light and sound go hand in hand. Pupils set up a system that will emit sound when a laser is directed at a photodiode. Various objects, such as a comb and talcum powder, allow for modulation of the laser beam. Individuals also...

In space, there is no wind—but there is an unlimited amount of light. An electrifying video that is part of a larger physics playlist shares current technology scientists use to power spacecraft with light. The narrator is not explaining...