« previous next »
« previous next »
 

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Rule of Nines. A method for determining percentage of body burned. Each different colored section re Rule of Nines. A method for determining percentage of body burned. Each different colored section re
Distribution of the Old World monkeys. Distribution of the Old World monkeys.
Functionalist and Conflict Views of Stratification: The Distribution of Society's Resources Functionalist and Conflict Views of Stratification: The Distribution of Society's Resources
Income Distribution in the United States, 2009 Income Distribution in the United States, 2009
Distribution of F1 and F2 Progeny Derived from a Theoretical Cross Involving Tomatoes Distribution of F1 and F2 Progeny Derived from a Theoretical Cross Involving Tomatoes
Global Distribution of Biomes Global Distribution of Biomes
Video: Ionic bonds - role of ions in the body

For a complete list of videos, visit our video library