Stations-ID: D072 Instructions: The inflatable ball foats in an airstream. What happens, when the source of the airstream is slowly tilted to one side and brought back to it’s original position? How does the ball move in the airstream? Try …
Stations-ID: D069 Instructions: Spin the barrel. Pluck one of the strings and observe it. What do you notice when the barrel spins slower or quicker? Pluck a string. What can you see? What can you hear? What do you see …
Stations-ID: D067 Instructions: You can find different discs of wood and aluminium in front of you. Take one of the discs and let it fall from above through the tower. What can you observe? Do the discs fall differently? Are …
Stations-ID: D066 ?? English instruction: How can you build a bridge over a river, using only planks that are too short to reach the other side? Without tools or any other help, a bridge, able to carry weight, is to …
Stations-ID: D064 Instructions: The ring is spun on the dish. How long will it spin? How does the ring move? Which different movements can you observe? What do you hear? How heavy do you think that the ring is? The …
Stations-ID: D063 ?? English instruction: Plane mirrors and double and triple-sided corner reflectors are mounted on a rotating wheel. Turn the winch. What happens to your reflection? How many reflections can you see? Count the rotations of the mirrors, then …
Stations-ID: D062 ?? English instruction: The Vortex Cannon makes beautiful smoke-rings that drift through the entire hall. • What do you feel, when you stand right in front of the ‘Cannon’? • Observe the smoke-rings drifting through the air. Is …