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RESOURCE	GRADE LEVEL	MEDIA TYPE
Acid Lake Add acidity to a healthy lake and see what happens to the plants and animals in this interactive activity adapted from EcoKids.	3-8	Interactive
All Systems Are Go Test your knowledge of the digestive, respiratory, and other human body systems in this interactive game from Kinetic City. Race the clock to put Arnold's organs back into his body one system at a time.	5-8	Interactive
Analyzing an Ecosystem In this interactive activity adapted from the University of Alberta, identify the living and nonliving things in an ecosystem. Then look further at the living things to identify the producers, the consumers, and examples of mimicry.	3-8	Interactive
Animal Classification Game Learn about classes of animals and test your ability to identify animals as mammals, birds, reptiles and more in this interactive activity adapted from Sheppard Software.	4-8	Interactive
Antarctic Ecosystem In contrast with its largely lifeless interior, the Antarctic coastal marine environment supports a vibrant and diverse ecosystem. Explore the region's living bounty in this interactive activity adapted from the Woods Hole Oceanographic Institution.	5-12	Interactive
Antarctic Food Web Game In this interactive game adapted from the Bigelow Laboratory for Ocean Sciences, build a food web that illustrates the flow of energy in an Antarctic ecosystem and the relationships between predators and prey.	5-8	Interactive
Arctic Ecosystem Despite seemingly inhospitable conditions, the Arctic environment has a vibrant and diverse ecosystem. Explore the life that thrives in this region in this interactive activity adapted from the Woods Hole Oceanographic Institution.	5-12	Interactive
Art That Tells a Story This interactive activity, adapted from material provided by the ECHO partners, presents nine art objects and shows how they can reveal different types of stories.	4-6	Interactive
Atmospheric Oxygen In this feature, adapted from Interactive NOVA: "Earth," students explore the relationship between oxygen concentration and the well-being of various organisms by simulating a change in oxygen levels and observing what happens.	3-5	Interactive
Backyard Wildlife Interactive Squirrels and chipmunks are just two of the animals you might see. Backyard Wildlife, an original KET video, encourages children to explore the world outside their back door.	Pre-K-1	Interactive
Biodiversity in the Dzangha-Sangha Rain Forest In this interactive activity from the American Museum of Natural History, play "connect the dots" and discover the connections between the people, animals, and plants in three habitats of the Dzanga-Sangha rain forest in the Central African Republic.	5-8	Interactive
Biomes This interactive resource adapted from NASA describes the different temperature, precipitation, and vegetation patterns in seven biomes: coniferous forest, temperate deciduous forest, desert, grassland, rainforest, shrubland, and tundra.	3-12	Interactive
KET Image Bank: Birds Browse through thumbnail images of native birds in this KET Image Bank interactive catalog. Clicking a thumbnail will take you to a larger image for download.	K-12	Interactive
Chemical Hazards at Home In this interactive activity from the National Library of Medicine, investigate some of the chemical hazards commonly found in homes.	3-5	Interactive
City Farm In this interactive game from WGBH, players learn about sustainable practices by growing crops, protecting them against unforeseen problems, and determining how best to conserve resources.	5-10	Interactive
Cloud Types This interactive resource, adapted from NASA's S'COOL Project Tutorial, explains how you can classify and identify various types of clouds.	3-12	Interactive
Compare the Poles Explore the defining features of the Arctic and the Antarctic in this interactive activity adapted from the Woods Hole Oceanographic Institution.	3-12	Interactive
Comparing Fractions: Bubble Gum Blowing Contest In this interactive activity adapted from Anneberg Learner’s Teaching Math Grades 3–5, compare fractions on number lines to determine which class of students wins bubble-gum-blowing contests.	3-5	Interactive
Compost Office This interactive activity from Keep America Beautiful, Inc. uses illustrated text and a game to explain why it is important to compost, the science involved, and the perfect recipe for decomposition.	3-8	Interactive
Cooking with Sugar Find out about the chemistry of candy and how sugar reacts at different temperatures to become fudge, caramel, lollipops, and more in this interactive activity adapted from the Exploratorium.	5-8	Interactive
Design: Building a House This collection of images follows the process of building a house from cutting the trees and making the bricks to finishing construction.	K-8	Interactive
Disappearing Milk A magician pours milk into a glass, but when he turns the glass upside down, nothing comes out. How does he do it? Discover the science behind the "magic" in this video adapted from the American Society of Mechanical Engineers.	4-12	Interactive
Discovering Antarctica Take a guided tour of Antarctica by watching brief video segments of its landscape and wildlife in this interactive activity adapted from the British Antarctic Survey.	K-8	Interactive
Documenting Glacial Change This collection of comparative glacier images adapted from the National Snow and Ice Data Center shows substantial changes in five Alaskan glacier positions over periods of 60 to 100 years.	3-12	Interactive
Dolly Garza: A Tlingit and Haida Scientist In this interactive resource adapted from Raven Radio/KCAW, listen to biologist Dr. Dolly Garza as she explores the sea otter population of Sitka, Alaska, from the perspectives of her tribal heritage and her Western education.	3-12	Interactive
Dress for the Weather Learn more about the seasons and help George dress for the right time of year with this interactive game.	Pre-K-1	Interactive
Earth in Motion: Seasons This interactive activity from the Adler Planetarium explains the "reasons for the seasons." Featured is a game in which Earth must be properly placed in its orbit in order to send Max, the host, to different parts of the world during particular seasons.	3-8	Interactive
Energy Flow This feature, adapted from Interactive NOVA: "Earth," follows the path of energy as it is transferred via the food chain from one type of organism to another.	K-5	Interactive
Energy in a Roller Coaster Ride See potential energy convert to kinetic energy in this interactive activity from WGBH that shows a roller coaster in action.	3-12	Interactive
Look At Me Now Children go through countless physical changes during the first year of their life. Look At Me Now, an original KET interactive, depicts a year in the life of a baby through photos, and highlights the changes we experience while growing.	Pre-K-1	Interactive
Explore Colonial Boston Explore the town of Boston and its natural and human-made features in colonial times in this interactive activity produced by WGBH and featuring materials from the Norman B. Leventhal Map Center at the Boston Public Library.	3-5	Interactive
Exploring Tidepools In this interactive activity adapted from the National Park Service, learn about tidepools and then try to identify the organisms that live there.	3-5	Interactive
Fishing for Safe Food This interactive game adapted from the U.S. Environmental Protection Agency is a fun way to learn which types of fish contain low levels of mercury and are safe to eat and which contain high levels and should be avoided.	3-8	Interactive
From Seed to Fruit Interactive Children get a glimpse of what happens underground in the life of a cherry tomato plant in this original animated video from KET.	Pre-K-1	Interactive
Gallery of Visual Illusions Are your eyes playing tricks on you? Discover more about eyesight and the brain as you test your eyes with these visual illusions adapted from the University of Washington's Neuroscience for Kids Web site.	5-12	Interactive
Heat Transfer In this interactive activity adapted from the Wisconsin Online Resource Center, learn how heat can be transferred in one of three ways: conduction, convection, and radiation.	5-12	Interactive
The Hydrologic Cycle View the five processes of the hydrologic cycle in this interactive resource adapted from NASA in which animations illustrate condensation, precipitation, infiltration, runoff, and evapotranspiration.	3-8	Interactive
Infrared Gallery How would your world look if you saw heat instead of light? In this interactive resource produced for Teachers' Domain, see what familiar objects look like through an infrared camera and watch infrared videos of geysers, mudpots, and hot springs.	3-12	Interactive
Light Pollution In this interactive activity adapted from the National Park Service, learn how light pollution affects the night sky, animals, and humans, and then explore several possible solutions.	3-8	Interactive
Meteor Showers This video segment adapted from NASA uses animation to illustrate the properties of meteor showers and comets. Included is are visualizations of a comet's tail and of Earth passing through a debris stream left behind by meteoroids.	3-8	Interactive
Minerals in Our Environment What minerals are in your toothpaste? A pencil? A telephone? This interactive resource adapted from the U.S. Geological Survey illustrates the variety of minerals used in everyday items found in kitchens, bathrooms, offices, and yards.	K-8	Interactive
Mission Magnetite In this Cyberchase interactive, try to stop Hacker by matching up percentages with their equivalent fraction and picture representations.	3-5	Interactive
Mixing Colors Interactive Children learn the basics of mixing primary colors in this original interactive.	Pre-K-1	Interactive
Modeling Fractions with Cuisenaire Rods In this interactive activity adapted for grades 3–5 from Annenberg Learner’s Teaching Math Grades 6–8, use virtual Cuisenaire® Rods to represent fractions and to perform operations with fractions.	3-5	Interactive
Mount St. Helens: Before and After This multimedia resource produced for Teachers' Domain chronicles the 1980 volcanic eruption of Mount St. Helens. Featured are still images of the devastation, video of the eruption plume, and before-and-after satellite images of the affected region.	3-12	Interactive
Nowhere to Hide Notice how the birds select orange or green bugs as you alter the levels of local pollution in this interactive activity from Kinetic City.	K-8	Interactive
Off the Grid This interactive activity produced for Teachers' Domain presents users with three hypothetical scenarios in which they are challenged to design a wind power system that will meet their electrical needs.	3-12	Interactive
Ohm's Law In this interactive simulation of Ohm’s law, adapted from the University of Colorado's Physics Education Technology project, adjust the voltage and resistance in a circuit, and observe how this affects the flow of current.	3-12	Interactive
Phases of the Moon When we look up at the night sky, why do we see the Moon's appearance changing over time from a full sphere to a crescent to nothing at all? Find the answers in this interactive resource adapted from the National Air and Space Museum.	K-8	Interactive
Plants-in-Motion While we tend to think of plants as stationary, they are in constant, though very slow motion, as they respond to environmental factors. Watch plants move in time-lapse videos in this interactive activity adapted from Indiana University.	K-12	Interactive