Heat and Temperature What makes the liquid in a thermometer rise or fall in response to temperature? Which contains more heat—a boiling teakettle or a swimming p
What makes the liquid in a thermometer rise or fall in response to temperature? Which contains more heat—a boiling teakettle or a swimming p
Scientists from the Smithsonian Center for Tropical Research document the astounding abundance of diversity in tropical rainforests to discover why so many species coexist that are competing for the same resources. In North America, the Yellowstone Wolf Reintroduction project explores why removing just one species dramatically changed the distribution of plants and anima
One of Journey North's most popular migration--that of the monarch butterflies is featured in this program. Journey North
Plants and Seasons
Join several Journey North classrooms as they become engaged in the study of tulip bulbs, and track their growth from fall to spring. In this large experiment students across the Northern Hemisphere track the growth of the same plant
A Pressure-Flow Technique for Measuring Velopharyngeal Orifice Area During Continuous Speech
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This is an animated documentary about the life of alexander fleming and how he discovered penicillin. The short video only BRIEFLY covers Fleming's life, spending only a moment on the discovery of penicillin, but would be a nice introduction. The narrator speaks rather quickly but I found the animated cartoons to be oddly entertaining. (1:32)
Cell Biology and Cancer
Cancers result when genes required for normal cell function are mutated and the resulting cells undergo other changes ultimately leading to uncontrolled division. This session reveals new information on normal cell function, proto-oncogenes and tumor suppressor genes and their role in the cell cycle, and current research in drug design for specific cancers.
Introduction to Twitter for Educators
This slide show presentation is an introduction to Twitter for educators.
How to Write A Five Paragraph Essay
This slide show on how to write the common 5 paragraph essay has no voice narration. Text instructions are shown for the essay blueprint and explanations on introduction, thesis statement, body paragraphs, supporting details, and conclusion.
Perception: Inverted Vision
The peculiar image inversion process that takes place in the normal visual system is examined in this module. The program traces the experiences of an art student who volunteers to wear lenses that invert her visual world, connecting the adaptation process she undergoes with how the visual system functions. Graphic animations reinforce understanding of the mechanism invo
IELTS discussion essay writing (part 2 of 5)
Part 2 of 5 in the tutorial of how to write a discussion essay.This video makes an outline and the introduction paragraph. (4:55)
Strawberry's Surprise It's a horrible feeling when everyone forgets your birthday, but it's even worse when no one has got any time to spend with you on your special day. Strawberry is so disappointed that all her friends are too busy and that her birthday has slipped all their minds. So she is thrilled when it turns out they had been planning a lovely surprise party for her after all! (2:17)
It's a horrible feeling when everyone forgets your birthday, but it's even worse when no one has got any time to spend with you on your special day. Strawberry is so disappointed that all her friends are too busy and that her birthday has slipped all their minds. So she is thrilled when it turns out they had been planning a lovely surprise party for her after all! (2:17)
MUSC Weight Management Center- Focus Program
Focus is a 15-week weight loss program that combines both dietary supplements and a calorie controlled diet. Dietitian Laura Nance of the MUSC Weight Management Center explains more about the program.
Countable and Uncountable Nouns - part 4
Thisfourth and last part of the introduction to Nouns covers the topic of countable and uncountable nouns. Groups are shown of countable and uncountable nouns.
Word Parts-Alpha Wheel -Part 1
Introduction to English words, word parts (prefix, root, suffix) and words beginning with UN and ending with ABLE. The alpha wheel is a circle with letters around it that all words in the English language are built on. Words
The Pythagorean Theorem, Part 1 of 3
This is an introduction to the Pythagorean Theorem. Mr. Khan, the insgtructor, uses computer software for his demonstration. Although he uses different colors for emphasis, the screen is a little 'busy' so the viewer may want to open the screen to 'full screen' to see all the information more clearly. (10:46)
Pioneers - Schoolhouse Rock (Elbow Room)
A fun School House Rock explanation of the pioneers from the first arrivals in the US (immigrants) and their expansion across to the west and the Pacific Ocean. This is a great introduction to the concepts of immigration and the pioneers. (3:01)
California Gold Rush: An Introduction
A two minute video about the causes and effects of the Gold Rush with insights into the American Dream of striking it rich. A good introduction, but clearly too short for anything else
The People's Party - Late 1800s
This video is accompanied by text."The future looked bright for American farmers during the mid-1800s. But increased competition from farmers in other countries, including Canada, Russia, and Australia, sent American crop prices spiraling downward. By the 1890s, wheat sold for 60 cents a bushel, and the price for a pound of cotton fell below 6 cents.
The quickly expanding railroad industry also played a part in breaking the spirit—and bank account—of the American farmer. Fierce
Growing Up in the Great Depression
Quick overview of the difficulties people encountered during the Great Depression. A man tells his family's story of survival by stealing and moving from place to place. Would be a good introduction to the topic of the Great Depression and a possible essay prompt for students.