Go Fly a Kite

Kite

Most children are familiar with kites but do not always grasp the concept of what makes the kite fly and why. The simplest forms of kites are flat, single-sheet kites. A kite is made of some suitable material, with spars and a bridle to support it. The students will design and construct a device that uses energy to perform a task (e.g., a kite that flies using the wind).

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Homemade Projector

spangler projectorUse magnification to turn a smartphone and cardboard box into a DIY projector.

Smartphones are used more frequently than for watching videos than ever before, but sometimes you just want a bigger viewing area. For those strapped for cash or in the mood to do something creative, you can construct your own Homemade Projector. All the project takes is a cardboard box, a smart phone, and a few basic tools. The result is a real, working projector that you’ve made with your own hands!

Click here for a Steve Spangler video that shows how to build the projector. 

See more at: http://www.stevespanglerscience.com/lab/experiments/homemade-projector#sthash.BGRofDY9.dpuf

Let us know how this worked in your classroom.

How Pee Brought You The Modern World

You might not believe it, but there was a time when urine, yes urine, was prized by chemists. Pee played a part in some of the most significant discoveries in science, and it helped shape the modern world. This week, Reactions looks at the reasons why pee was once the “number one” material in chemistry