Extreme Science: What Is the Time?

Middle and high schoolers work in small groups to compare four different lists published in the Arkansas Times newspaper which chose the "top ten" Arkansas news events of the 20th century. Learners look for similarities and differences...

The formula for uniform motion, meaning something is moving at a constant speed, is d=rt. This involves distance, rate, and time. If the word problem gives two of any of these values, the third unknown value can be found.

Logic, paradox, infinity and finite...it all used to be Greek to me! And these concepts in modern day philosophy and advanced mathematics truly are Greek in origin, with particular regard to ancient Greek philosopher Zeno of Elea. Learn...

Introduce high school students to the art and science of statistics in the 6-minute video What is Statistics? from the Against All Odds series. Demonstrate how gathering, organizing, drawing, and analyzing data is applicable in everyday...

Viewers consider shrinking down to the size of the nanoscale. With fairy-tale-like animation and narration, they imagine what they could see if they were 1,000 times smaller than a red blood cell! Use this clip in any class where you...

Is GIS the real manifestation of Harry Potter's Marauders Map? Introduce your class to the history of geographic information systems (GIS), the technology that allows for easy use of spatial information, with a resource that teaches...

If you need a way to assess the concepts in your physical science class, use an extended set of worksheets as a midterm or final exam. It includes questions about density, physical and chemical matter, speed and velocity, weight and...

Watch this tutorial to answer the following questions: What is a weighted average? How do you calculate a weighed average? Weighted averages are used for atomic mass and atomic weight, based on the mass numbers of various isotopes.

View this tutorial for more than just a description of the formula for compound interest! An instructor goes through a problem, showing how to find simple interest and compound interest. After she completes each version, she explains the...

With the understanding of space-time and fourth dimensional space comes the question of time travel and free will. The physics of time-travel and time relativity is well explained by leading physicists. This is a highly theoretical...