Before iPhones and calendars, how did humans determine the seasons of the year? Middle school scientists discover how to use shadows to determine the time of year in an enlightening interactive. Pupils manipulate the sun and examine the...

Not just a simple globe of the moon, this interactive version allows you to choose lighting according to the location of the sun, views from different positions on Earth, and more! Satellite images and topographic data have been combined...

Digital compass alignment enables navigation of the skies with true orientation at any time. Just point to the sky or "aim for the stars!" This application acts as a virtual telescope, allowing you to zoom in on any object that is...

Amateur seismologists explore Earth's earthquakes in real time using a variety of map styles and parameter selections.

View attractive, three-dimensional models of an animal cell, a bacterium, or a plant cell. Suspended in a translucent, undulating cytoplasm, are all of the major organelles for life science learners to examine. They can zoom in, click on...

Transmit sound with an electromagnet. Class members follow the provided direction and build an electromagnet that will transmit sound though a cassette-tape player. As as extension they create an air core electromagnet and...

Animal lovers will enjoy this award-winning picturesque app which educates children and adults about the threats of endangered species.

For anyone learning or teaching chemistry, nothing beats a free and interactive periodic table of the elements. Peruse the elements while learning about atomic number and mass, melting and boiling points, and many other properties of...

Physics fanatics will shriek over this monster-themed construction application! They design an invention with the intention of competing one of 50 missions and test it out with real physics applications. 

As technology advances, so does our understanding of the universe around us. Thanks to the Hubble Telescope, Mars rovers, and other high-resolution cameras, there are amazing photographs of celestial bodies, planets, comets, and more...

An all-encompassing, fully interactive, gorgeously animated model of the heart can be used to teach cardiac anatomy, physiology, and even a touch of epidemiology.

In this radio bikini movie worksheet, students watch the movie Radio Bikini and then answer several questions about the film. Students justify if the actions in the movie were a scientific operation or a political operation.

In this calculations worksheet, students find significant figures in numbers, they determine densities of substances and objects, they convert from one metric unit to another and they determine the appropriate unit of measurement for...

Students study what happened to the dinosaurs and possible causes of extinction.  In this investigative lesson plan students create dinosaur eggs. 

Walk through the steps involved to create a thin, flat iOS 7- inspired design concept for a user profile app screen. By using these simple techniques create stunning, minimal app interfaces.

Can you hear a magnet? In this activity you will be able to transfer the sound from your iPhone, iPod or radio to a cassette-tape player.

The clock radio, multi-tool pocket knife, and smartphone are all examples of mashup inventions: the combination of two or more ideas in a different configuration to create something new and productive, says Bernie Carlson, a history...