Put your Spanish skills to the test with an interactive self-assessment tool. Class members select the correct Spanish translation of an English phrase to score ten points and win the game!

Add a winning resource to your library. A self-paced interactive has users create a sample space for all possibilities of arranging first- and second-place winners on a podium. The results lead to the realization that permutations...

Blow your class away with a gust of humor as they watch this video about air pressure and wind. Along the way, they find that the density of air (as determined by temperature, altitude, and water vapor content) leads to air pressure...

How do you bring a nation back together after there is civil war? Readers learn how the United States Civil War concluded with a passage focused on the latter part of Abraham Lincoln's presidency. Multiple choice questions check pupils'...

Geology scholars test their rock identification skills in an interactive that examines the rock cycle from the three main nodes of rocks. Other topics include visual clues to rock identity and the conditions needed to make rocks change...

Watch as your learners reach even loftier heights of understanding. Individuals use a slider to estimate the height of a person whose height is given in radical form. Rationalizing the denominator comes in handy here.

Learn more about Honest Abe with an informative passage that details his life chronologically. As learners read sections of the text, they answer multiple choice questions that draw on their ability to recall details from the passage.

How did Abraham Lincoln begin to change the minds of American citizens? Join him in his quest with a reading passage about Lincoln's experiences as a congressman and public denouncement of slavery. The resource contains reading...

[Free Registration/Login Required] Manipulate the electrons and protons to explore metallic bonding. Then answer a self-correcting concept question.

[Free Registration/Login Required] In this activity, observe the relationship between elevation, boiling point, and atmospheric pressure. Then answer a self-correcting challenge question.

[Free Registration/Login Required] Observe what happens in the change in the type of energy during a reaction in this simulation. After the activity, answer a self-correcting challenge question.