For 10 points, name this American artist who designed moving sculptures called mobiles.
This artist designed toys such as a red fish with sharp teeth on rollers in his early years. This artist of the sculptures Snake and the Cross and Swizzle Sticks designed a sculpture in which a white sphere sits next to a wood stump designed to represent the rock of Gibraltar. This artist designed Bent Propeller for the World Trade Center, and pioneered a form of sculpture in works like La Spirale and (*) Lobster Trap and Fish Tail. For 10 points, name this American artist who designed moving sculptures called mobiles.
This artist designed toys such as a red fish with sharp teeth on rollers in his early years.
Alexander {Calder}