But I did plan to populate the entire grid with diffusers (ping-pong-balls) because it will look a bit cooler that way. I also planned ... From the start I wanted to complete this project with ...

It does seem that way, but in realitythere’s a lot of ... a distance sensor, and a ping-pong ball. You can see the video below. Imagine for a moment heating a tank of water as an example.

Two ping pong balls may be positioned on each trap. It takes 15 minutes to arm and load the traps with no accidental events. Demonstrate that a mouse trap stores energy and discuss the analogy between ...

An curved arrow pointing right. The ITTF (International Table Tennis Federation) has released a video showing the manufacturing of ping pong balls and it's incredibly satisfying to watch.