By turning the Rotation Knob you cause a sequence of gears to work together to revolve
the Earth and Moon around the Sun! Each crank is equal to one calendar day here on Earth!
Build the Orbit™ from over
250 VEX® Robotics Pieces!
This construction kit challenges you to not only
Build Your Brain™, but also build an accurate
scale model of how the Earth and Moon orbit around the Sun! One crank of the dial is equal
to one calendar day here on Earth.