Scientists classify everything from the smallest cells to the largest galaxies, but how do they decide on a classification system? Scholars use 40 pictures of galaxies taken by the Hubble Space Telescope to sort and try creating their...

Tenth graders explore the structure and content of galaxies. Through discussion, lab, and hands-on activities, they discover the general structure of the three types of galaxies as well as the effect they have on the structure and...

Stars exist from a few million years to over 10 billion years, depending on their mass. Scholars perform a play acting as stars to learn about their different life cycles. They develop an understanding of many of the fundamental concepts...

Science is magic that works. Magical color-changing beads and a coffee can that follows voice commands are just two examples of magic tricks that rely on science. After completing a hands-on activity and an experiment investigating the...

Students examine Hubble Deep Field images. In this galaxy classification lesson, students research galaxy classification. Students view and classify Hubble Deep field images of galaxies.

A website all about planetary mysteries—it's a one-stop-shop for all things, stars, planets, and space travel. Scholars read an astronomy overview to discover the page's big ideas, then choose from the plethora of resources, including...

Many people know that fiber optics are used in delivering the Internet, but are surprised to learn they are also used in astronomy. Scholars explore light, reflection, and fiber optics through hands-on activities. They discuss...

Show us your moves. Using sensor equipment, scholars track the motion of different movements, such as jogging, skipping, or jump roping. They analyze velocity and acceleration and create graphs representing each movement.

Seventh graders use Internet to familiarize themselves with variety of stone tools used by early man, create information chart describing each tool and its purpose, and discuss why tools have survived thousands of years.

Students reflect on and discuss theories of how the solar system was formed. They respond to prompts in a structured sequence to relate the formation of the solar system and the age of the Earth.