The Three Levels of Biodiversity

This interactive adapted from Kentucky's Natural Heritage: An Illustrated Guide to Biodiversity, introduces learners to the three levels of biodiversity: genetic, species, and ecosystem.

Select Species Groups of Kentucky

In this interactive adapted from Kentucky’s Natural Heritage: An Illustrated Guide to Biodiversity, students will learn about the variety of species that call Kentucky their home.

Select Natural Communities

In this interactive adapted from Kentucky's Natural Heritage: An Illustrated Guide to Biodiversity, students will learn about the four major natural communities and the types of organisms that live in each.

Cave Species and Karst Landscapes

In this interactive adapted from Kentucky's Natural Heritage: A Guide to Biodiversity, students will learn about karst landscape, where caves are most prevalent, as well as the different species that can be found in and around caves.

Migratory Songbirds

Adapted from the Kentucky Life Biodiversity series, this video interactive offers information about the different species of birds and their migration patterns.

Scientific Tools and Methods

Adapted from the Kentucky Life Biodiversity series, the videos in this interactive explore three examples of researchers applying the scientific method in various field situations.

Follow Kentucky Through Geologic Time

This interactive shows the location of Kentucky through different geological eras of time.

Life in a Kentucky Village

The mural in this rollover interactive shows the Mississippian people in their day-to-day activities.

Watersheds in Kentucky

This interactive with a short video clip, provides students with a definition of watershed, as well as information about where they can be found in the state of Kentucky.

Lentic Communities

In this interactive students learn about the three types of lentic communities and examples of species that are unique to each.

Lotic Communities

This interactive provides a way for students to learn about lotic communities and the fish, mollusks, and invertebrates that live in these communities.

Acid Lake

Add acidity to a healthy lake and see what happens to the plants and animals in this interactive activity adapted from EcoKids.

Air Quality Index

In this interactive activity adapted from "Air Quality Index: A Guide to Air Quality and Your Health" by the U.S. EPA, learn about common pollutants in the air we breathe, their health effects, and how their levels are reported.

All in the Family

In this Evolution Web feature, test your skills at judging who's who on the tree of life while you learn about the tools and methods of cladistics.

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.

American Chestnut Tree

This annotated slideshow adapted from KET's Electronic Field Trip to the Forest illustrates how blight decimated the American chestnut tree and the methods scientists use to identify and pollinate the remaining trees to create blight-resistant trees.

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.

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.

Animal Cloning 101

Learn about clones and explore the methods scientists use to create clones in the lab in this interactive activity from the Dolan DNA Learning Center.

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.

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.

Arctic Atlas

In this interactive atlas adapted from UNEP/GRID-Arendal, explore different environmental features of the Arctic. Select from a list of themes to customize your map, then zoom in to take a closer look at one of six featured regions.

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.

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.

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.

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.

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.

Blood Flow and Thermoregulation

In this interactive activity adapted from the University of Alberta, learn about the ways your body can regulate its temperature.

Body Breakdowns

This interactive feature from the NOVA "Surviving Denali" Web site details the variety of ways the body can fail while climbing a high-altitude peak.

Body Control Center

Throughout the day, your nervous system monitors and makes endless adjustments to your body's basic systems -- all to keep you alive. This interactive feature illustrates the complexity of such a task.

Body Needs

This interactive feature from the NOVA "Dying to Be Thin" Web site describes the nutritional needs of the body and how to meet them.

Bones of Contention

This interactive activity from NOVA invites you to do the work of scientists and use a database to classify actual fossil records of human ancestors and related species.

Bowhead Whaling and Its Impact

This interactive activity, adapted from material provided by the ECHO partners, explores the history of whaling in the Arctic and introduces a landmark study of whale populations.

Brain Geography

Which part of your brain controls your ability to swallow? Your instinct to survive? And how do all the brain's parts function cooperatively? Find out with this interactive feature from the NOVA: "Coma" Web site.

Build a Family Tree

Both sexes can use this interactive feature that lets you use DNA information from the Y chromosome to complete a male family tree. From the NOVA: "Lost Tribes of Israel" Web site.

Build-a-Fish

In this interactive activity from Shedd Aquarium, build a fish and then release it into the reef to search for food and evade predators. Try different combinations and observe how each kind of fish has unique adaptations that help it survive in its habitat.

Cancer Nanotech

This interactive slideshow adapted from NOVA scienceNOW shows some of the nanoscale structures that scientists are using in the experimental diagnosis, treatment, and prevention of cancer.

Capturing Carbon: Where Do We Put It?

In this interactive activity from NOVA scienceNOW, explore options for storing carbon dioxide in order to prevent further global warming.

Careers in Environmental Health

This interactive activity produced for Teachers’ Domain examines some of the career opportunities available in the environmental public health field and describes how the work of professionals in this field directly impacts human health.

Cell Division

In this interactive activity adapted from the Exploratorium, explore the step-by-step process by which an animal cell divides to make more cells.

Cell Explorer

Explore the parts of a virtual animal cell in this interactive activity adapted from the Exploratorium. Learn about various cell structures and the roles they play in cell division, cellular respiration, and protein synthesis.

Cell Membrane: Just Passing Through

This interactive feature describes some of the most important structures and functions of the cell membrane.

Cell Transcription and Translation

In this interactive activity adapted from the University of Nebraska, learn how and where transcription and translation occur within a cell and observe both processes in detail.

Cellular Service

The goal of this interactive game is to keep a group of target cells healthy by using blood to deliver and take away various substances to and from the cells.

Center for Sustainability at Penn State University Tour

In this Flash interactive a guide to the Hybrid Homestead introduces the concept of ecological footprint or how big an impact humans make on the ecosystem. We visit a yurt, kitchen, bathroom, and greenhouse designed to reduce human energy needs.

Chemical Hazards at Home

In this interactive activity from the National Library of Medicine, investigate some of the chemical hazards commonly found in homes.

Chromosome Viewer

This interactive feature provides a microscopic view of the 24 Human chromosomes. Each chromosome is labeled with the names of some of the genetic conditions and traits associated with particular regions on that chromosome.

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.

Climate Change and Human Health

Learn how global climate change affects human health in this interactive activity adapted from "A Human Health Perspective: On Climate Change" by the National Institute of Environmental Health Sciences.

Compare the Poles

Explore the defining features of the Arctic and the Antarctic in this interactive activity adapted from the Woods Hole Oceanographic Institution.

Continental Divide: The Breakup of Pangaea

Examine geological evidence found in fossils, rock deposits, and ancient mountains that supports the theory of continental drift in this interactive activity adapted from the Exploratorium.

Coral Reef Connections

Dive in and explore what makes this beautiful world so fragile. In this Evolution Web feature, discover how coevolution has shaped the ecological relationships among reef creatures.

Cow's Eye Dissection

In this interactive activity adapted from the Exploratorium, watch videos of a cow eye dissection and see how an eye works.

Create a DNA Fingerprint

Learn DNA profiling, the technique police use to catch the guilty and free the innocent. From NOVA: "The Killer's Trail" Web site.

Creepy Crawlies

This interactive feature from the NOVA: "Odyssey of Life" Web site explores the often unwitting relationship we share with the billions of organisms that reside in our bodies and in our homes.

Crocodiles! Clickable Croc

This interactive feature from the NOVA "Crocodiles!" Web site details some of the characteristics that have enabled crocodiles to thrive for 200 million years.

Accessibility features: Long Description

Dance of Development

Watch the "dance" of development as a zebrafish egg divides and differentiates on its way to becoming an embryo in this interactive activity adapted from the Exploratorium.

Dances with Bees

This interactive feature from the NOVA "Tales from the Hive" Web site explores the methods honeybees use to communicate to their hivemates the location, quantity, and quality of nearby food sources.

Darwin's Diary

Delve into the private thoughts of a reluctant revolutionary in this Evolution Web feature.

Deep-Sea Bestiary

This interactive from NOVA describes the physical and behavioral traits of some of the least-known and most unlikely creatures on Earth.

Deep Time

Explore 4 billion years of life on Earth and discover major transformations, geological changes, and extinction episodes in this Evolution Web feature.

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.

DNA Extraction

This interactive activity adapted from the University of Nebraska's Plant and Soil Sciences eLibrary illustrates how DNA, which is normally locked inside of cells, is extracted from living tissue.

DNA Libraries

This interactive resource adapted from the Dolan DNA Learning Center explores the different types of DNA libraries used to store and access genetic information.

DNA Sequencing

This interactive activity adapted from the Dolan DNA Learning Center looks at two techniques used to sequence DNA: the Sanger method and an automated process based on the Sanger method.

DNA Workshop

How does DNA perform those all-important functions of replication and protein synthesis? This interactive feature from the A Science Odyssey Web site will help you explore and understand the secrets of DNA.

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.

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.

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.

Engineer a Crop: Transgenic Manipulation

You're the geneticist now. In this interactive feature from the NOVA/FRONTLINE "Harvest of Fear" Web site, use the latest in genetic technology to engineer your own "supercrop" of tomatoes.

Environmental Hazards on the Farm

This interactive activity adapted from the National Library of Medicine identifies health hazards found on farms.

Environmental Hazards at the Coast

This interactive activity adapted from the National Library of Medicine identifies environmental health hazards in coastal areas.

Environmental Hazards in the City

This interactive activity adapted from the National Library of Medicine identifies environmental health hazards in a typical urban or suburban community.

Everest: Test Your Brain

This interactive feature from the NOVA "Everest" Web site lets you take the same brain quizzes that researchers used to test the brain function of climbers on Mount Everest.

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.

Evolution Revolution

From the Evolution Web site, explore the rise of a revolutionary idea and the controversies that surround it.

Explore a Stretch of Code

Try your hand at reading a segment of genetic code in this interactive feature from the NOVA "Cracking the Code of Life" Web site.

Exploring the Arctic Seafloor

In this interactive activity adapted from NOVA scienceNOW, learn what some of the first imagery ever shot on the Arctic Ocean seabed tells us about life in extreme environments.

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.

Fighting Back

Help the immune system fight off an infection in this interactive feature from the NOVA: "Surviving AIDS" Web site.

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.

Fossils: An Ancient Sea in Indiana

In this interactive activity from the Children's Museum of Indianapolis, Indiana, examine a piece of the ancient Borden Sea in what is now central Indiana. Explore the types of fossils found there and the clues they offer to ancient life on Earth.

From Ridge to Reef: Adapting to a Changing Climate

Explore Pacific high island and atoll ecosystems, learn about the threats to island resources and residents, and discover how communities are preserving their future, in this interactive activity adapted from the Micronesia Conservation Trust.

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.

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.

Gel Electrophoresis

This interactive activity from the Dolan DNA Learning Center illustrates the process of gel electrophoresis, in which DNA fragments are separated by size as they migrate at different rates through a gel matrix.

Gene Cloning

This interactive activity adapted from the University of Nebraska's Library of Crop Technologies details the steps involved in producing clones of genes that can then be used to transform the characteristics of an organism.

Genetics: Tour of the Basics

In this interactive activity from the University of Utah, identify different kinds of genetic traits and how they are passed on from generation to generation. View examples of simple and complex trait inheritance.

Global Trends Quiz

In this interactive quiz from NOVA, take the Environmental Challenge and test your knowledge of human impact on the world's natural resources and climate.

Guess What's Coming to Dinner?

Browse through a table full of genetically modified (GM) foods to see what's available now and what's to come. From the FRONTLINE/NOVA: "Harvest of Fear" Web site.

How Cancer Grows

Follow the growth of a carcinoma from initial mutation to widespread metastasis in this feature from the NOVA: "Cancer Warrior" Web site.

How Cells Divide: Mitosis vs. Meiosis

How exactly does meiosis mix and halve chromosomes? Find out through this feature from NOVA: "18 Ways to Make a Baby," which provides a step-by-step, side-by-side comparison of meiosis and mitosis.

How Do Cells Make Proteins?

In this interactive activity from the Exploratorium, explore the steps of protein synthesis in which the cells use genes to make proteins for critical body functions.

Illuminating Photosynthesis

This interactive feature from the NOVA: "Methuselah Tree" Web site details the process of photosynthesis and its role in the oxygen/carbon dioxide cycle.

Is Love in Our DNA?

Did evolution shape your taste in a mate? Take our interactive poll from Evolution.

Isolating Mechanisms: Lacewing Songs

Hear the different songs of three lacewing flies, which serve as reproductive isolating mechanisms between species and determine mate choice. Lacewing audio song from Charles Henry.

Journey into DNA

Travel deep into the human body to see exactly where your DNA resides. From the NOVA: "Cracking the Code of Life" Web site.

KET Image Bank: Flowering Plants

Browse through thumbnail images of flowering plants in this KET Image Bank interactive catalog. Clicking a thumbnail will take you to a larger image for download.

KET Image Bank: Insects

Browse through thumbnail images of various insects in this KET Image Bank interactive catalog. Clicking a thumbnail will take you to a larger image for download.

Accessibility features: Long Description

KET Image Bank: Mammals

Browse through thumbnail images of different species of mammals in this KET Image Bank interactive catalog. Clicking a thumbnail will take you to a larger image for download.

Accessibility features: Long Description