PBS
Pbs Learning Media: Cave Formation: Biogeochemical Cycles
This video segment adapted from NOVA chronicles the discoveries that led to a radical new theory in which living organisms, not just geological processes, play an active role in cave formation. [5:42]
PBS
Pbs Learning Media: How Caves Form
This interactive activity from NOVA Online shows four different ways in which caves are formed: by rainwater, waves, lava, and bacteria.
ClassFlow
Class Flow: Cave Formation
[Free Registration/Login Required] This flipchart asks students to label diagrams showing the stages of cave formation.
Science Buddies
Science Buddies: Speleology: Counting Formations in a Local Cave
In the past caves have been used for shelter, for religious purposes, and for burial sites. They were even used for food storage before refrigeration, because they are cool and have constant high humidity. Get ready for an adventure as...
Other
Adventure Caves: The Beauty of Cave Formations
Take a look at the inside of caves. Recognize stalactites, stalagmites and other features of caves.
PBS
Pbs Nova: The Mysterious Life of Caves
Companion to a PBS program in the Nova series. There are wonderful photos of the Lechuguilla cave system in New Mexico, and some new information on how caves are formed.
Scholastic
Scholastic: Sea Caves
Have you ever seen a sea cave? This site provides a photograph, fun facts and additional links to resources on these amazing natural resources.
American Geosciences Institute
American Geosciences Institute: Earth Science Week: Making a Cave
This activity simulates the way that dissolution, a chemical weathering process, leads to the formation of caves.
Science4Fun
Science4 Fun: Caves
Find out about cave formation, the different types, cave features, and more fun facts
Other
Cave of the Winds Mountain Park: Just for Kids
Facts and resources for kids regarding the Cave of the Winds.
PBS
Nova: Jewel of the Underground
Take a virtual tour of Lechuguilla, a cave discovered in 1986, which turns out to be one of the biggest in the Americas. Twelve different pictures of interesting formations reveal the reason the park service has decided to keep it off...
Other
National Caves Association
The National Caves Association provides a directory of caves in the United States. This directory is in alphabetical order by state. It also answers frequently asked questions and provides helpful links.
Other
Science4 Us: Features
In the Earth's Features module, students explore mountains, volcanoes, caves, rivers and oceans and their place on Earth.
Open Library of the Internet Archive
Open Library: The Cave Twins
This ebook version of Lucy Fitch Perkins's The Cave Twins has been made available in multiple formats by the Open Library. Editions of the full novel, organized by year of publication, may be accessed here.
Open Library of the Internet Archive
Open Library: The White Cave
This ebook version of William Osborn Stoddard's The White Cave has been made available in multiple formats by the Open Library. Editions of the full novel, organized by year of publication, may be accessed here.
Science Buddies
Science Buddies: Underground Water Flow and Darcy's Law
This project shows you how to build a simple model system to simulate underground water flow. Underground water flow is important for understanding replenishment of underground aquifers, migration of underground contaminant plumes, and...
Curated OER
Unesco: United States of America: Mammoth Cave National Park
Mammoth Cave National Park, located in the state of Kentucky, has the world's largest network of natural caves and underground passageways, which are characteristic examples of limestone formations. The park and its underground network...
Smithsonian Institution
Smithsonian American Art Museum: John Sloan
John Sloan is profiled at this site in a format that begins with a brief biographical sketch of his life. His works are then listed by appearance in the museum's database. Each work is presented in thumbnail format with brief information...
Extreme Science
Extreme Science: World Records in Earth Science
What is the highest elevation on earth? How about the driest place on earth? Do you know where the greatest earthquake took place? Let Extreme Science take you to these places and other extreme places around the world.
Curated OER
Unesco: Algeria: Tassili N'ajjer
Located in a strange lunar landscape of great geological interest, this site has one of the most important groupings of prehistoric cave art in the world. More than 15,000 drawings and engravings record the climatic changes, the animal...
Curated OER
Unesco: Korea: Jeju Volcanic Island and Lava Tubes
Jeju Volcanic Island and Lava Tubes together comprise three sites that make up 18,846 ha. It includes Geomunoreum, regarded as the finest lava tube system of caves anywhere, with its multicoloured carbonate roofs and floors, and...
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