See how Boston middle and high school students shape urban planning in their own neighborhoods, through place-based Bioacoustics and Urban Trees curriculum projects. [7:00]
The domain of a function is all the possible values of x's of ordered pairs; whereas the range of a function is all the possible values of y's of ordered pairs. You can easily find them by graphing the functions or ordered pairs. Let's see how in this lesson. Includes a video tutorial, examples, and practice problems.
Slope intercept form is one of the three forms we can use to express a straight line. It is a linear function too; meaning the function can tell you its domain and range. Watch this video tutorial for a full explanation along with examples. [19:10]
A photographer trails elephants in Kenya in this video segment from Africa. [7:52]
This teacher lesson has the students explore discrimination and segregation and its impact on the Civil Rights movement. It begins by having the children look at rules and laws in society and then examine historical examples of segregation and how civil rights activists affected a change in laws.
This interactive timeline from the AMERICAN EXPERIENCE Web site features influential technological innovations from 1750 to 1990.
This illustration from Evolution by Monroe W. Strickberger shows the remarkable similarities between the bones in the forelimbs of various tetrapods, all of whose limbs serve very different functions.
This interactive activity from the NOVA Web site challenges you to think like Einstein and understand how time travel might be possible.
In this video from Nature, learn more about the ongoing debate regarding whether or not the grizzly bear population needs special protection. [1:37]
In this video segment adapted from NASA, learn how engineers are transforming the future of flight by designing airplanes based on principles found in nature. [3:56]
In this video segment [2:01] from Cyberchase, the CyberSquad finds that by arranging triangle tiles they are able to create a path that will allow them to cross a river of hot lava.
This interactive activity, from the Web site developed for the PBS series "Building Big," explores tunneling and the tools and methods used to do the job.
In this video from Penn State's School of Theatre production of Twelfth Night, Viola, the heroine, is rescued from a shipwreck. She finds she is in a land ruled by an eligible bachelor (Orsino) and disguises herself as a man to protect herself.
In this video from Penn State's School of Theatre production of Twelfth Night, Sir Toby, Sir Andrew Aguecheek, and Maria are introduced and their roles in this play established. Sir Toby wishes for the forever-intoxicated Sir Andrew to woo Olivia.
In this video from Penn State's School of Theatre production of Twelfth Night, Olivia sends a ring to Cesario via Malvolio under the pretext that he (Viola) had dropped it. Viola realizes that Olivia has fallen in love with her (or Cesario).
In this video segment [2:10] from Cyberchase, Digit must make a straight line between the two points and then follow the path created.
Berkley offers an introduction to archaebacteria--ancient bacteria--including the history of the topic, scientific findings, and where to find archaeans. Includes images and links.
A family of elephants rescues a baby elephant kidnapped by a rival elephant family in this video segment from Nature. [4:39]
Interactive assessment tests understanding of definition sets (ie, sets restricted to a certain domain by rational expressions). After completion, the site returns a score to judge how well the exercises were completed.
Find a quick, concise explanation of domain and range. Several examples are given and clearly explained.