« previous next »
« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Map distances are generally additive Map distances are generally additive
The dance language of bees The dance language of bees
Berko’s Language Study Berko’s Language Study
Reading and talking about a picture book is one effective way to improve children’s language ... Reading and talking about a picture book is one effective way to improve children’s language ...
Common Root Words and Combining Forms Common Root Words and Combining Forms
Animals and Language (2 of 2) Animals and Language (2 of 2)
Video: Cavernous Sinus Larynx Middle Ear Orbit: Granulesm Animation

For a complete list of videos, visit our video library