CK-12 Foundation
Ck 12 Exploration Series: Simulations: Physics: Violin
[Free Registration/Login Required] Learn about wave harmonics on a string by looking closely at the sound produced by a violin. Test string tension with harmonic number on violin strings in a simulated practice. Understand sound waves...
Science Buddies
Science Buddies: Balancing Act: Finding Your Center of Gravity
Like to have the balance of a tightrope walker? Try the more close - to - the - ground balancing test in this easy experiment to learn a few trade secrets of the high wire experts. In this project, you'll find your center of gravity and...
TeachEngineering
Teach Engineering: Boom Construction
Student teams design their own booms (bridges) and engage in a friendly competition with other teams to test their designs. Each team strives to design a boom that is light, can hold a certain amount of weight, and is affordable to...
Concord Consortium
Concord Consortium: Stem Resources: Cellular Respiration
Web-based activity provides an opportunity for students to study cellular respiration in an up-close and personal way. By following atoms and molecules through an interactive animation, they will be able to see the changes that take...
Khan Academy
Khan Academy: Lesson Summary: Fiscal Policy
In this lesson summary review and remind yourself of the key terms, calculations, and graphs related to fiscal policy. Topics include how taxes and spending can be used to close an output gap, how to model the effect of a change in taxes...
Science Buddies
Science Buddies: The Effect of Artificial Light on Migration Pattern of Daphnia
This elegant project employs a scientific approach that is particularly valuable in Environmental Science, but can be applied to other areas as well. The approach has three steps: 1) from your observations in the field, form a...
TeachEngineering
Teach Engineering: Paper Drop Design Competition
Using paper, paper clips and tape, student teams design flying devices to (1) stay in the air as long as possible and (2) land as close as possible to a given target. Student teams will use the engineering design process to guide them...
Science Education Resource Center at Carleton College
Serc: Hanging Out With Galileo
Learners isolate the factors that determine the period of a pendulum, and then test their hypotheses to determine if their experimental results come close to the mathematical results.
Maine Historical Society
Maine Historical Society: Longfellow Amongst His Contemporaries: The Ship of State Dbq
Using a number of primary source documents, students will assess the validity of a claim. Practice for testing that includes DBQs, and for critical thinking, close reading skills.
Nobel Media AB
The Nobel Prize: The Cell and Its Organelles
Comic book summary of the work of three Nobel laureates credited with devising the means for close inspection of cell organelles. With an accompanying game that tests players' knowledge of the functions of organelles.
Khan Academy
Khan Academy: Lesson Summary: Fiscal and Monetary Policy Actions in Short Run
In this lesson summary review and remind yourself of the key terms and graphs related to the effects of fiscal policy actions in the short run. Topics include how fiscal and monetary policy can be used in combination to close output...
Khan Academy
Khan Academy: Exploring Photographs Quiz
Test your knowledge about looking closely at photographs.
Computer Hope
Computer Hope: Tips Relating to Microsoft Word
A listing of various tips that can be used with Microsoft Word. Find out ways to work better and more efficiently with this word processing program.
Encyclopedia Britannica
Encyclopedia Britannica: Sir Garfield Sobers
This entry from Encyclopedia Britannica features Sir Garfield Sobers, a West Indian cricketer, considered by many authorities the most gifted all-around player of all time. As a batsman, he established a record for Test (international)...