The 2-Layer Smart Egg is a mind-bending, difficult brain teaser with one labyrinth that moves inside of another labyrinth. Puzzlers who welcome a challenge will find one with this collection. The inner labyrinth moves up and down and turns for added difficulty! A base is included for easy display.Details:Blue3.375" x 3.375" x 7.125"Include: 1 Smart Egg Blue Dragon, wand and display baseFor 1 playerChallengingFor ages 8 and up