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Lesson Planet: Curated OER
The Strange Case of the Buzzsaw Jaws
Shark teeth in Idaho, China, and Russia confused scientists for hundreds of years. A spiral of sharp teeth presented the first clue, but where would they even go on a shark? Learn more about the strange case in a video that is part of a...
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The Search for the Earliest Life
Life existed on Earth more than four billion years ago, much earlier than scientists predicted. Eons presents a lively video as part of a larger series. It explains the recent findings on multiple continents that alter the timeline of...
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A Brief History of Geologic Time
How do scientists know the history of Earth before humans—or any mammals—existed? An epic "Eons" series video explains the larger history of geologic time. It highlights the eons, eras, periods, epochs, and ages scientists use to divide...
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Chemistry: What Is a Metal? (Metallic Bonds)
Metals offer unique properties thanks to the structure of their valence electrons. The Socratica chemistry playlist includes this video explaining what a metal is and the properties of metals. It focuses on their structures, features,...
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Your Environment, Your Health: Air Quality
Some scientists argue that air pollution now causes more deaths than smoking. The second unit in a six-part series focuses on air quality. Scholars learn what's in the air, how clean the air around their school is, and what they can do...
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The Surprising Cause of Stomach Ulcers
That raging fire in your belly is not necessarily the burrito you had for lunch! Aspiring doctors get an in-depth look at the cause of stomach ulcers with an interesting video. The narrator discusses ulcer treatments of the past, how...
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Why Do We Harvest Horseshoe Crab Blood?
If you've ever had an injection, the horseshoe crab protects you from infection! Young marine biologists discover how scientists use the unique physiology of the horseshoe crab in medicine with a thought-provoking video. The narrator...
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Ocean and Great Lakes Literacy: Principle 1
Is your current lesson plan for salt and freshwater literacy leaving you high and dry? If so, dive into part one of a seven-part series that explores the physical features of Earth's salt and freshwater sources. Junior hydrologists...
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Your Environment, Your Health: Runoff, Impervious Surfaces, and Smart Development
Can a sidewalk increase the amount of pollution in local streams? Scholars learn the answer to this question though research and experimentation in the fifth unit in the six-part series. Pupils study runoff, impervious surfaces, and the...
Lesson Planet: Curated OER
Your Environment, Your Health: Food Safety
Did youknow that chicken causes the greatest risk of food-borne illness. The fourth unit in a six-part series addresses food safety. Scholars research common scenarios of food causing illness through the National Institute for Health....
Lesson Planet: Curated OER
Your Environment, Your Health: Chemicals in Your Home
Many people know about chemical pollution, but are all chemicals bad? The third unit in a series of six addresses chemicals common in everyday life. Scholars learn about the chemicals found in their own homes, chemical safety, and...
Lesson Planet: Curated OER
Your Environment, Your Health: Water Quality
How important is water quality where you live? The first module in a six-unit series includes four lessons on water quality. By applying the concept directly to the lives of pupils, they engage in meaningful learning. They read about...
Lesson Planet: Curated OER
Heat Transfer and Cooling
Astronauts train underwater to simulate the change in gravity. An out-of-this-world unit includes three hands-on activities, one teacher demonstration, and a discussion related to some of the challenges astronauts face. Scholars apply...
Lesson Planet: Curated OER
Non-Newtonian Fluids—How Slow Can You Go?
Children enjoy playing with silly putty, but it provides more than just fun. Young scientists make their own silly putty using different recipes. After a bit of fun, they test and graph the viscosity of each.
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Hydrophobic Surfaces—Deposition and Analysis
Couches, carpets, and even computer keyboards now advertise they are spill-resistant, but what does that mean? Scholars use physical and chemical methods to coat surfaces with thin films to test their hydrophobic properties. Then they...
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Buoyancy
Swimmers know to float by turning their bodies horizontally rather than vertically, but why does that make a difference? In an interesting lesson, scholars explore buoyancy and the properties of air and water. They test cups to see which...
Lesson Planet: Curated OER
Color Vision Genetics Evolution Simulation
At one point, all mammals carried only two color receptors, but now most humans carry three. An informative presentation and hands-on activity demonstrate how this evolved through genetics. By participating in the activity, pupils...
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Why Star Stuff Matters: Crash Course Big History #202
Carbon makes all life on Earth possible, not to mention most technology and progress. The 12th video in a 16-part series explains the significance of being made of star stuff. From the formation of chemical elements to the rise in...
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Exploring the Universe: Crash Course Big History #2
According to Carl Sagan, we are all made of star particles. The second video in a series of 16 explains what happened after the big bang. It discusses cosmic background radiation, chemistry, galaxies, heavy elements, and the creation of...
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Why Early Globalization Matters: Crash Course Big History #206
What do potatoes, printing, and plague have to do with the global distribution of humans? An informative video explores globalization from the earliest migration of humans to today with a focus on these three common elements that prompt...
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Why Human Ancestry Matters: Crash Course Big History #205
Genetic variation makes for stronger species, but for a mammalian species, humans are disturbingly closely related. Help your class explore human ancestry and genealogy using the 15th video in a 16-part series. It describes how we became...
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Why Human Evolution Matters: Crash Course Big History #204
Is the progression of human complexity due to eating meat? The 14th video in a 16-part series attempts to answer this and other thought-provoking questions. It relates the process of human evolution and innovation to our ability to learn...
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The Anthropocene and the Near Future: Crash Course Big History #9
The Anthropocene covers the last century in an unofficial geological era. An informative video considers both the pros and cons of progress. It discusses the environmental impact, changes in lifestyle, political changes, wars, and...
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Migrations and Intensification: Crash Course Big History #7
What happens when the earth reaches its carrying capacity of humans? As human populations grow, societies change from hunters and gatherers to agriculture to the industrial age and beyond. A video takes a global perspective of migration...