Sometimes it is simply electric! It is fantastic how they can just light up and fill the room with noise. It can be an eerie kind of noise though, like those you hear near Halloween. The red light is not very intense but can draw many near from afar.
Energy Balls that is!!! It is an awesome gift, teaching tool, decoration and more in one! In a very basic way it demonstrates circuits and conductivity. Simply touch both metal strips and see the reaction of the ball. Use it as eyes in a pumpkin. Or use it in a group by having Person A touch one metal strip and Person B touch the other strip then let A and B make contact. You can even make huge circles of people and contact each other to connect the circuit!
We all have energy, this is the fun way to put it to work!
Ball size: 1.5 in (4cm) in diameter.
Great reference card for chemistry and physics students.
This high precision gyroscope will amaze you with rotational speed and ease of precision.
A beautiful desk toy for your favorite person’s office!!
The large realistic model has removable organs that can be studied and set back into the correct position.
Get swept away by this fantastic robot kit that uses vibrations to move!
Easily assemble a working alarm motion detector!