SmartMax My First AcrobatsThe sky is the limit with this thrilling set! With 6 different geometric building blocks, and 3 metal balls each with a different face; little ones will love creating the coolest looking acrobatic structures! Create your own acrobatic structures, or try to build the structure on one of the 24 challenge cards which are included. The red base has a metal surface, which gives the needed stability when building the craziest acrobatic structures. In 6 of