Radioactive isotopes have a wealth of uses, but their waste may cause some concern. One of four free-response questions challenges learners to devise a waste removal strategy for medical radioactive substances. Other questions address...

Less than eight percent of AP Environmental Science test takers earn the highest score possible. Help scholars improve their scores by using actual test questions on water quality and urban planning before reading sample responses that...

You'd be hard pressed to find someone more dedicated to the periodic table than Theodore Gray. A video lesson interviews him as he describes his passion and his creation. The installment of a larger series on reactions shows Gray's table...

Do other planets experience night, day, and the seasons like humans do here on Earth? Examine planetary motion using real images of the planets through a simulation from PBS's Space lesson series. After observing the motion of each...

Launch a lesson that's sure to capture middle schoolers' interest! Exploration enthusiasts examine the planets of our solar system using an activity from PBS's Space series. The resource includes images and information for each planet,...

Mercury transits, crosses over the disk of the sun, approximately 13 times per century, while Venus transits 14 times per thousand years. View these extremely rare forms of eclipses in accelerated time as part of a series from PBS 9-12...

The majority of all confirmed exoplanets relied on Kepler's laws to discover their locations. Scholars learn how to apply Kepler's laws and then practice using data to discover exoplanets. They benefit from NASA video footage, NOVA...

If the word alchemy makes you think of wizards gathered around bubbling cauldrons, you're not completely wrong! Introduce scholars to the history of chemistry during part 10 of a 15-part History of Science series. The video takes viewers...

For many years, mercury was used in thermometers, dental fillings, and fluorescent lights. As scientists better understand the toxicity of this liquid metal, other materials replace these uses for mercury. Young scientists learn about...

Our relationship with toxins is, well, a little toxic. Explore how harmful substances work their way throughout the environment with a video from an expansive biology playlist. Topics include DDT and mercury, trophic levels, and water...

Take a video tour of the planet Mercury. An installment of a solar system series explores the characteristics of Mercury. The presenter compares the planet to Earth by examining similarities and differences.

A straw is a simple thing ... with a much more complex explanation. Discover the molecular interactions that create pressure through a video from JFR Science. The resource demonstrates pressure in a variety of ways, then explains how and...

The most elliptical orbit of any planet belongs to Mercury. The video includes obvious facts about Mercury such as the hot temperature and lack of magnetic field. It also discusses highly surprising facts such as the cracks, ice, and...

Here's a video that will leave them wanting m"ore"! Part three of the seven-part series involving rocks and the rock cycle illustrates the relationship between minerals and ores. Young geologists get a look at how valuable metals are...

Does your class know their planets? Implement an activity that has them describing the solar system, identifying properties of the planets, and placing them in order from their distance from the sun.

Find all things solar system in a set of reference cards. Even Pluto makes an appearance! Each of the 24 cards has a picture and accompanying informational text that gives brief background about the object.

An informative lesson focuses on heavy metal contamination of environments. Classes read about, discuss, and answer questions pertaining to sources of heavy metals in the environment. To finish the 35th installment of 36, individuals...

At one point, people thought mercury was therapeutic for humans, but now we know it is highly toxic. The second of three activities covering mercury focuses on its health hazards if humans are exposed. Pairs research and answer questions...

Mercury is the only metal that is a liquid at room temperature. Teach your class this and many more interesting mercury facts by assigning an engaging task. A public relations activity, the exercise informs pupils of the hazards of...

The health effects of mercury exposure if the focus of the first of three activities about the properties of metals. Pairs research mercury to write, prepare, and share posters, articles, or PSAs with the class. 

Take a trip to the rocky planets—Mercury, Venus, Earth, and Mars—with an engaging video that details their unique attributes.

Get crafty with the help of pictures and a real-time demonstration from a video that details the step-by-step process in creating a paper solar system. 

It takes less than 10 minutes for energy from the sun to travel 90 million miles to Earth! In the first installment in a series of four, groups measure the amount of solar radiation that reaches Earth. They then discuss how this is...

Learn about the wonders of water and why it is required for life. The resource contains a simulation to see how the molecules interact as a medium for metabolism.