Author: Rob

Beginning Robotics – Capacitors

Capacitors are a very common gadget in almost any electric circuit. Capacitors are kind of like electrical springs. When you push down on a spring, you give it some energy. If you let go, the energy comes back out of…

Build a Toilet Paper Gun

Here is a super-easy project that is sure to be a hit. You probably have everything you need out in the garage already. Just use duct tape to attach a paint roller to your leaf blower of choice. Install the…

Watermelon Smoothie Hack

Found this one on Mark Rober’s awesome (but PG-13) Youtube channel. The kids are going to really think this is awesome. Chill a watermelon and make a smoothie with just a power drill and a coat hanger.  Trust me, this…

All the Pinewood Derby Secrets in One Video

https://www.youtube.com/watch?v=-RjJtO51ykY Mark Rober has put together a great video on what is really important when building a Pinewood Derby car.  As with any PWD modification, be sure they are legal for the rules your pack or district uses.  For instance,…