Steve Wozniak, co founder of Apple, is on The Hour. Wozniak's entire life was filled with fooling around with electronics. He wanted a computer that looked like a typewriter. In 1975, in his computer club, he was driven to design something that would become a personal computer.
C++ Console Lesson 14: Increment and Decrement Operators
More at http://xoax.net
This C++ tutorial shows how to use the increment and decrement operators in prefix or postfix. (3:44)
" The Needs of a Plant"- Song About What Plants Need to Thrive
This computer-animated video contains a lively song which teaches young children the needs of a plant : water, soil, space, sun, and air. (1:04)
Equinoxes and Solstices
Twice a year, day and night fall into perfect balance. Some claim that this astronomical phenomenon, called the equinox, inspires ancient structures to reveal hidden secrets. Run time 02:38.
The Busy World of Richard Scarry-Imagine That - Ancient Ruins
In this video Huckle and Lowly Worm learn about ancient ruins. A long time ago people built pyramids and statues and are now ruins. We can learn from ruins of how people lived long ago. Ruins are wonderful things to explore but they need to be kept safe. This is a good teaching resource for teaching about history and people of long ago. This video would work well in conjunction with a story on ancient times and is an additional resource to help build background knowledge for students (1:06)
What Ancients Did For Us - East Indians 1/6
The amazing inventions and extraordinary ideas by East Indians that are still useful today, such as plastic surgery, the number system, wax, yoga, water clock, etc. Suitable for middle school and high school students. run time 9:58
Emperors of the Antarctic – Emperor Penguins
Emperor Penguins are the largest species of penguin
and they live exclusively in Antarctica. These birds stand about 4 feet
tall and are all black with a white patch on their chest which usually
also has hints of yellow. The most amazing thing about these birds is
the commitment they have towards their eggs and their offspring.
Every year, a pair of penguins come together, mate, and once the
female lays the egg; she passes it on to the male. The male peng
Pay Attention to the Penguins
Think of penguins as ocean sentinels, says Dee Boersma -- they're on the frontlines of sea change. Sharing stories of penguin life and culture, she suggests that we start listening to what penguins are telling us. Dee Boersma considers penguins ocean sentinels, helping us understand the effects of pollution, overfishing and climate change on the marine environment. Run time 15:09.
Nitrogen is the most abundant element in Earth. Details different characteristics of nitrogen. Run time 04:20.
Carbon: Periodic Table of Elements
This three minute video provides students with information on the element carbon in a variety of examples. Teachers may need to help explain some of the uses of carbon as the video does get complicated at times.
This video is a rap that demonstrates how the blood flows from the heart to the rest of the body. There are graphics that show how the blood is transported through the body.
How Earthworks Trains Teenagers to Grow Food
John Burrous shows you around the Earthworks training program for teenagers, a program that teaches them to grow organic vegetables and gain skills. Run time 04:35.
Learn about Winter Squash Varieties
Much of the fresh produce we enjoy is very perishable. Raspberries and figs will only last several days without refrigeration, while potatoes and winter squash can literally last for months. Run time 01:47.
Protecting the Future of Food One Seed at a Time
The varieties of wheat, corn and rice we grow today may not thrive in a future threatened by climate change. Cary Fowler takes us inside a vast global seed bank, buried within a frozen mountain in Norway, that stores a diverse group of food-crop for whatever tomorrow may bring. Run time 17:06.
When Science and Farming Combine
An interesting “day in the life” of a dairy farm family that uses technology to make its operation more efficient and productive. This family has farming down to a science.
Scientists are now able to insert the genes of Bacillus thuringiensis, or Bt, into farmers' crops in order to prevent a hostile takeover by pests. But what happens when the pests become resistant? Learn about the "refuge" system and how researchers are manipulating selective pressures in order to try and slow the development of Bt-resistant pests. Run time 05:33.
Factory Farming and Organic Alternatives
Modern farming has helped feed the world, but along the way, the land has suffered, according to this video adapted from the series Race to Save the Planet. When farmers grow too much too fast, topsoil is depleted. Farmers can work around this problem with fertilizers, irrigation, and pesticides, but these create new problems. Pesticides can harm wildlife, linger on fruits and vegetables, or wash into water supplies. Farmers are now finding new approaches to raising food, like diversifying crops
A Rain Garden: Urban Solutions to Water Pollution
In this KET video segment from Louisville Life, learn how a rain garden in an urban community helps prevent storm water runoff from contaminating an urban watershed. Students describe how building a rain garden helps improve their community, prevents storm water runoff, and provides a personal sense of accomplishment and pride. Closed captioning included. Run time 02:18.
Ohio Valley Natural Fibers
Located in Sardinia, it's the largest full-scale woolen mill in Ohio and
possibly the entire country. Its custom processed fleece is used for
quilts, batting, knitting and much more.
Organic Farming: Conserving Top Soil
Fueled by economic pressure to maximize crop yields and government incentives to produce only one type of crop, contemporary American farmers have been facing a crisis reminiscent of one that hit the Great Plains in the 1930s. In this video segment adapted from Interactive NOVA, learn why more and more farmers are opting for sustainable, organic farming practices to help preserve the valuable topsoil that they rely on for their livelihoods and society relies on for a continuing supply of grains