Grade 8: Intermediate-Level Test, Science Written Test, 2009

In this grade 8 intermediate level science test worksheet, 8th graders answer 72 multiple choice questions about eighth grade science, in standardized test format.

Someone stole a diamond-making machine. Who done it? Scholars use forensic science at six different stations to determine the culprit. They analyze fingerprints, use their senses, and complete chemistry experiments to determine the...

The best learning environment is a safe learning environment. Remind young scientists about safety rules and regulations in the science lab, the classroom, and the field.

Twinkle, twinkle little star(s)? Many of the stars above us are not alone! The narrator in the video explains the delicate balance present in binary and multiple star systems. Pupils learn about stars that orbit one another—and even...

Add some spark to your physical science instruction with this short video on static electricity. Taking a look at the fundamental structure of atoms, this fun film explains how rubbing objects together can cause electrons to move...

Less than 25 percent of published research proves reproducible. The video discusses the importance of duplicating results, introduces the challenge related to this task, and examines the issue from multiple points of view, allowing for...

Mix things up in your physical science class by introducing mixtures. The three types are defined: suspension, colloid, and solution. It all depends on the size and type of the involved particles. With attractive animation and an...

What comes first: science, engineering, or technology? The video narrator explains the interdependence of the three disciplines. Using specific examples, he shows how one could not advance without the other.

Digital amnesia: forgetting information one easily finds online. Learn how our brains move information into short-term memory at the molecular level with a  short animation sure to make a memorable impression. Viewers observe a...

If most gases are invisible, how do we know so much about them? Pupils practice associating the name, formula, testing method, and outcome for four common gases using an interactive. Users build on the content of their first puzzles to...