EXTRA, the marketplace for scientific touring exhibitions.
Ecsite members can promote their exhibitions on EXTRA. Login or Join
Orbits
The table is shaped so that the balls rolling on it follow a similar path the planets around two stars. The steeper the slope of the table, the stronger the force of gravity. Try to predict which hole the ball will go down!
To be defined.
Keywords
energy
EXTRA sponsors
Thank you for supporting EXTRA, the marketplace for science touring exhibitions.
