Should we be afraid of a large asteroid impact on Earth today? Young scientists estimate the size and composition of an asteroid similar to the one that caused the K-T mass extinction. They apply algebraic formulas to answer questions...

Scholars take a journey through space with 16 eye-catching images. Along the way, learners read captions starting with the moon, then move onto asteroids, Mars, and Jupiter.

Finish or launch your unit on the solar system with a jigsaw project covering major celestial concepts such as the Milky Way Galaxy, asteroids, meteors, comets, Earth's moon, and, of course, all the planets. Learners start by...

Math and science come together in this cross-curricular astronomy lesson plan on planetary motion. Starting off with a hands-on activity that engages the class in exploring the geometry of circles and ellipses, this lesson...

Ever wonder why Pluto isn't considered a planet? Or how large the Earth is compared to the other inner planets? Explore the universe with a series of projects that simulate different aspects of our solar system. The activities require...

In this space science worksheet, students complete nine sentence fill-in's about the planets in the solar system. There is no word bank.

In this everyday editing worksheet, students correct grammatical mistakes in a short paragraph about the planet Pluto. The errors range from punctuation, capitalization, spelling, and grammar.

High school physicists apply their knowledge of planetary motion. Using Kepler's three laws, Newton's law of universal gravitation, and the provided properties of the moon, sun, and Earth, they proceed to solve 23 problems. An...

Follow along as Stella Stardust interviews the sun. A fun and informative interview provides scholars with information about the sun. 

Student groups explore scientific breakthroughs and the development of technologies that eventually led to asteroid discovery aboard the Dawn space mission. Learning module components include jigsaw reading, model building, math...

Over the course of history, we've discovered hundreds of thousands of asteroids. But how do astronomers discover these bits of rock and metal? How many have they found? And how do they tell asteroids apart? Carrie Nugent shares the story...

Equal Ratio Asteroids is an educational game for kids that provides practice in finding equal ratios. Asteroids with ratio problems move down from the top of the screen toward your planet. Kids must "equalize" the invaders with the...

Enter our solar system to interact with the planets, moons, asteroids, meteors, and more. Investigate with NASA scientists and explore missions related to space exploration. Read facts, compare statistics, look through resources, and...

Patrick loves being a pirate, but he'd prefer to be an astronomer. Join him, and learn about everything high in the sky like the moon, stars, and asteroids.

Asteroid strikes get all the coverage, but "Medea Hypothesis" author Peter Ward argues that most of Earth's mass extinctions were caused by lowly bacteria. The culprit, a poison called hydrogen sulfide, may have an interesting...

In this lesson, students learn about objects in the universe, including constellations, planets, meteors, asteroids, and comets.

In this lesson, students learn about the planets, their moons, asteroids, comets, and dwarf planets in our solar system.

Students learn about dwarf planet classification through a researched-based instructional strategy called direct vocabulary instruction. Teacher guide and student activity sheet are included.

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. For this video, we are mining the Royal Society archives for the story of palladium's discovery: a tale of money, an asteroid and stolen...

A video and a short multiple-choice quiz on the Universe and what it is made up of.

A slideshow and a short multiple-choice quiz on the four outer planets of our solar system, which include Jupiter, Saturn, Uranus, and Neptune.

[Free Registration/Login may be required to access all resource tools.] You're probably familiar with starfish and sand dollars. They are both echinoderms. Sea urchins and sea cucumbers are also echinoderms. What's similar between these...

Can you help a cow plot a path out of the Milky Way? This hilarious space game is for all ages and is offered by HubbleSite. Users may pick their level of expertise and can choose from novice, pretty smart about space, or an astrobrainiac.

An interactive game dodging asteroids and collecting objects in space. Students will practice hand-eye coordinated mouse skills while flying through space.