RATTLEBACK
$2.99 $0.00
Spin the Rattleback clockwise and watch it stop, rattle up and down and then spin in the other direction! A science curiosity whose ancient and mysterious properties capture the attention of all ages. It also magnifies when positioned on its flat side. Assorted colors chosen at random. For ages 6 and up. WARNING: CHOKING HAZARD - Small Parts. Not for children under 3yrs.