|
|
![]() Elenco Electronics Electronic Snap Circuits by Elenco is an award-winning toy for budding engineers eight years old and above. |
![]() NOVA - In the Path of a Killer Volcano The scientists who remain behind- and see some astonishing footage of the world's largest volcanic eruption in 80 years. Local tribes people were the first to see the signs. "There was a flash of light from the sky" |
![]() National Geographic - Volcano The most dazzling but destructive natural force on earth. Massive volcanic eruption can turn day into night, releasing the power of an atomic blast, spewing toxic avalanches of lava, gas, and ash. National Geographic Video transports you to some of the world's most notorious volcanoes |
![]() National Geographic's Restless Earth Collection Asteroids Deadly Impact Volcano Nature's Fury. The devastating powers of earthquakes, hurricanes, tornadoes, volcanoes and other earth-shattering forces of nature in dramatic scenes of destruction and inspiring human courage captured by the acclaimed filmmakers of National Geographic |
![]() Super volcano - It's Under Yellowstone. And It's Overdue A subterranean sea of molten lava that scientists are sure will burst through the Earth's crust it's just a question of when. And if the resulting super-volcanic eruption is anything like the last one on earth which plunged the world into darkness for six years, tipped us into the last Ice Age and reduced the human population to just 2,000 people we're in for one explosive ride |
![]() ![]() ![]() ![]() |
Leapfrog Learning Systems
|