Disgusting Gags and Pranks Science Kit by Scientific Explorer. Kids, laugh it up - in the name of science! Disgusting Gags & Pranks is crammed full of 14 absolutely disgusting activities that you will adore. Concoct the ultimate stink bomb. Make itching powder from scratch. Serve up sour sugar. Place a repulsive severed finger in a box. Just keep telling Mom it's science!Ages 8 to 11By Scientific Explorer