Serc: Launching a Ping Pong Ball With a Dropper Popper

Students, in groups, use given materials to devise a way to deposit a ping-pong ball into a paper cup that is located in the middle of a 6-foot diameter circle, while standing outside the circle.

How do rockets fly? Teams design, build, and launch a rocket made from a two-liter bottle to explore forces on a rocket such as Newton's Laws of Motion.  During the design phase, young engineers draw a diagram of their rocket and...

Explore the science behind Earth's amazing diversity of life with this lesson on genetics. Looking at specific traits in piebald deer, carnations, and roan cattle, young scientists use Punnett...

Think outside the box - and think about education beyond the classroom walls - with a resource that has your critical thinkers watching a video about a nursery in Scotland that lets youngsters roam wild in a forest....

The first golf balls were made of wood and would only last for a few games. Modern golf balls last a lot longer but they don't float. The presentation provides the directions for a lab to determine the minimum amount of salt needed to...

If floating were easy, everyone would do it! How does the Coanda Effect work? A video from a fascinating physics playlist shows how balanced upward and downward forces float a ping pong ball in a stream of air.

A blow dryer and ping pong balls are all you need to demonstrate the amazing properties of air flow. In this demonstration, Spangler has a little boy as his assistant. Together, they make ping pong balls, a beach ball, and a roll of...

This woodworking project shows you how to build an adjustable projectile launcher intended to launch ping pong balls. [10:27]

We upgrade our ping pong ball launcher (created in an earlier video) to make it safer, more accurate and more reliable. Includes ongoing explanation of the design and re-design processes and the rationale behind each change made.

Are your blooms doomed? Not if you plant your seeds in the proper condition! Cartoon character teenagers explore seed-bearing plants, germination, and seed dispersal. They compare gymnosperms with cones, angiosperms with flowers....