its old school.
its eliptical in shape long..(like a cylinder, but its eliptical and clear with plastic colored top and bottom)
full of water. and had buttons you pushed to scoot the little rings or balls inside around to get them through the shoots, or tunnels.
does this make sense? do you know what im talking about?
im DESPARATLEY searching for one of those. what are they called??
i need it by today. :(