These 36-piece floor puzzles are full of surprises! Put together the colorful scenes and then slip on the included 3D glasses for a magical experience! SpongeBob and his friends look so lively! Then, notice that all the letters of the alphabet and numbers 0–9 are hidden in each picture…sneaky, huh? Find them all! Finished floor puzzles are 2 x 1 1/2 feet.