Discover what smoking does to one's body with a detailed reference page that points out the types of cancers and chronic diseases that can occur when using tobacco products. 

Created to teach students of the 21st century, SOPHIA is bringing test taking strategies straight to your fingertips. Learn and explore the various ways to overcome the stressors of test taking.

Created to teach students of the 21st century, SOPHIA is bringing study skills straight to your fingertips. Become the commander of your own learning experiences as you take over your test anxiety.

Here is a summary of convergence tests. They are listed in the order that you should use/try them when testing for convergence or divergence.

Known as Guzzinta Tests, here are some quick tricks you can learn to see if a number is divisible, can be divided by, another number.

Use this site to find the defintion of a function. The site offers a discussion on the vertical line test, symbolic, numerical and verbal discussions on the definition of a function.

This lesson will describe how diseases can be predicted by genetic testing, which is cause for ethical discussion. It is 3 of 3 in the series titled "Genetic Testing."

A screencast lesson [5 mins, 30 secs] explaining how students can learn new vocabulary words by testing themselves over the words to discover what they know and what they need to know.

In this slideshow tutorial, students will review different ways to eliminate poor choices that may be seen on multiple choice tests. Marking strategies to use during the process of elimination are included, along with examples of how to...

An introduction to the basic terminology of functions, including how to use the vertical line test on the graph of a relation as a means of testing whether or not it is a function.

Created to teach students of the 21st century, SOPHIA is bringing the test taking strategies straight to your fingertips. Ace your next written exam and find test success!

Test your knowledge of major bones of the human body.

animal testing

The Marsh Test, developed in 1832, was designed to detect poison in drinks. A short history of this test is provided along with photo of the test apparatus.

A map of the United States showing the results of a test vote of the Compromise of 1850 in the House of Representatives. The Compromise of 1850 was a series of bills attempting to resolve the territorial slavery controversy following the...

A map of the United States in 1854 showing the results of the test-vote on the Kansas-Nebraska Bill in the House of Representatives, which would repeal the Missouri Compromise of 1820 and allow territorial settlers to determine if...

Built in 1964 to conduct mechanical and vibrational tests on the fully assembled Saturn V rocket; major problems capable of causing failure of the vehicle were discovered and corrected here.

An image of the Rocket Propulsion Test Complex.

An image of the Spacecraft Magnetic Test Facility.

test

Colorful liquids in test tubes.

A photo showing a side on angle view of colored test tubes sitting in a rack.

A scientist undertakes a flame test while wearing large protective goggles.

This photo shows a scientist looking closely at a group of test tubes in a laboratory.