Perhaps you don’t have enough class periods to do every science experiment you wish you could, or maybe your budget for beakers and baking soda is all tapped out. Maybe you just want to watch and see how it’s done before you try to build a volcano with 24 fourth-graders. Whatever the reason, having students watch a science demonstration close up on the Web is the next best thing! Read on to discover 40 favorites for K-8 students chosen by the great people at the X-Ray Vision-aries blog. They may even inspire your students’ next science fair projects!
1. Dry Ice Bubble
This fun, simple demonstration of how to create a giant soap bubble with dry ice will have your students’ eyes popping.
2. Glow Sticks-Liquid
Light Kids love glow sticks. Ask them how they work and the likely answer will be “batteries.” The answer is simple science. This cool