Smooth away mistakes. Use their pliable bristles to wipe away loose grains or design bloopers.
Level off towers and trim walls or steps without crushing the structure -- their sides are slightly serrated.
Ice cream scoops
Clear sand from small areas that square shovels might overwhelm.
Build towers. Pack them with slightly wet sand, wait a moment, then turn them over. Cake pans work well, too.
Scallop edges. Cut into the sand horizontally first, then push down. Twist the handle side to side to make perfect mounds.
Stencil designs. Press them into sandy surfaces to create shapes in walls or make fun borders around castles.