Sciencedemo:

• Soap Bubble Recipe

  2020-11-25 | 2 min read | #bubbles, #sciencedemo

  When Dawn changed their proprietary soap recipe in 1996, making great bubble soap at home became less straightforward.

• Tug of War with Pulleys

  2010-10-27 | 1 min read | #sciencedemo

  Giving Baltimore City high school students hands-on experience with mechanical advantage

• Exploding Popsicle Sticks

  2008-09-13 | 1 min read | #sciencedemo

  Four Popsicle sticks can be bent together to form a spring-loaded projectile, perfect for entertaining bored children.