A free extension for Google Chrome.

More than 12 million people use Screencastify to easily record, edit, and share videos. Try it out and see what the hype's about.

Check out the tutorial on how to use this tool @ https://www.youtube.com/watch?v=ZY_AACU4Uj0 . Copy and paste this URL into your browser to get lots of great tips.

Students learn why shock absorbers are necessary on vehicles, how they dampen the action of springs, and what factors determine the amount of dampening. They conduct an experiment to determine the effect of spring strength and port diameter on the effectiveness of a shock absorber. Using a syringe, a set of springs, and liquids of different viscosities, students determine the effects of changing pressures and liquids on the action of a model shock absorber. They analyze their data through the lens of an engineer.

The attached document has 14 ideas for things students can do when their classroom work is done. Download the list below. For younger or older students you can modify the list if needed.