Library of Congress
Loc: Everyday Mysteries, Who Invented the Toothbrush?
The Library of Congress offers a concise history of the toothbrush. Did you know a some form of a toothbrush has been around since 3000 BC?
Library of Congress
Loc: Everyday Mysteries, Light of a Lighthouse
Discover how the light of a lighthouse can be seen from great distances and who is credited with the invention.
Library of Congress
Loc: Everyday Mysteries, What Are the Seven Seas?
When did we develop the phrase "seven seas"? Read about the arguments over the concept and find out how many seas may truly exist.
Library of Congress
Loc: Everyday Mysteries: Why Do Bats Live in Caves?
Ever wonder why bats live in caves? Or why bats don't fly into objects at night? This article describe why bats thrive in the protected shelter a cave provides. It also explains how bats use echolocation to locate food and avoid obstacles.
Library of Congress
Loc: Everyday Mysteries: What Are the Northern Lights?
What are the Northern Lights? This brief yet fact filled article explains all the important details including origin, composition, colors and appearance. Photos and maps are included.
Blackdog Media
Classic Reader: "American Horses" by Melville Davisson Post
This is the text of the short story "American Horses" by Melville Davisson Post, a mystery.
ClassFlow
Class Flow: Text Structure
[Free Registration/Login Required] 6 text structures - diary, fiction, nonfiction, biography, fairy tale, fable, mystery, fantasy, historical fiction
Scholastic
Scholastic History Mystery
Students will choose from a variety of concepts and can play a game to enhance their learning.
Scholastic
Scholastic News: Viking Mystery Solved
Archeologists discovered a sunstone used by Vikings to navigate the seas. This article explains what a sunstone is and how it works.
NASA
Nasa: Landing on Mystery Stuff
At this online lesson plan read about the exciting Comet Nucleus Sample Return Mission. Understand comets and then go and do the word search.
TeachEngineering
Teach Engineering: Fuel Mystery Dis Solved!
In this activity, students investigate the simulated use of solid rocket fuel by using an antacid tablet. Students observe the effect that surface area and temperature has on chemical reactions. Also, students compare the reaction time...
Mocomi & Anibrain Digital Technologies
Mocomi: Sir Dig a Lot: History Mysteries: Rome
Join Sir Dig-a-Lot and Rohan on their brief journey through the history of Rome.
Mocomi & Anibrain Digital Technologies
Mocomi: Sir Dig a Lot: History Mysteries: How America Got Its Name
Learn how America was named after explorer Amerigo Vespucci.
Library of Congress
Loc: Everyday Mysteries: What Causes the Sound of Thunder
Detailed description of the scientific cause of thunder.
Other
The Independent: Carolina's Lost Colony
The mystery of what happened to the Lost Colony on Roanoke Island has endured over the centuries. A clue has, until recently, lain hidden in a map created by John White that is housed in the British Museum. Archaeologists began digging...
Concord Consortium
Concord Consortium: Stem Resources: Changes in the Environment
An activity to help students understand that as the environment changes, plants and animals must evolve to stay alive. Students watch as a mystery plants grow in a changing environment to see if they will evolve or go extinct.
PBS
Pbs Learning Media: The Power of Touch
This video segment explores the role of touch in the development of young animals, including humans. Footage from NOVA: "Mystery of the Senses: Touch." [2:57]
Science Buddies
Science Buddies: What Makes a Dna Fingerprint Unique?
Do you like solving mysteries? In this experiment, you can find out how a DNA fingerprint can help you figure out whodunit. The answer might just be in the "sequence" of events.
Science Buddies
Science Buddies: What Color Are the Leaves Really Turning?
Everyone loves the beautiful colors of fall, but where they come from and how they change color is a mystery. In this project, you will uncover the hidden colors of fall by separating plant pigments with paper chromatography.
BioEd Online
Bio Ed Online: How Can We Find Out What Is in Water?
In this lesson students use simple paper chromatography to investigate a mystery liquid. Student sheets are provided in English and in Spanish.
California Institute of Technology
Cool Cosmos: Ask an Astronomer
Explore the mysteries of the black hole! Cool Cosmos presents the answers to the most frequently asked questions about this phenomenon. Kids can click on the easy to use question links to find out more.
Quia
Quia: Truth Is Stranger Than Fiction "Musical Hangman"
Test your knowledge of instruments of the orchestra with this interactive hangman game. Click on letters to guess the mystery word!
Other
Montana State University: Strange Dead Bird
An online interactive mystery where students use their science knowledge to solve the death of some strange birds. Use the clues given to use the scientific method to figure out why the animals are getting sick.
BBC
Bbc Schools: Ks2 Bitesize: Science: Materials: Changes in Materials
Help solve the mystery and find the missing crystal. Following the activity, read more about chemical and physical changes, and then take a quick quiz to check for understanding.
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