This set of LEGOS from Klutz has never been opened and is still sealed in its original packaging. Along with the LEGO pieces, it also includes a book for building Crazy Action Contraptions. The set contains 60 pieces and is recommended for children ages 7 and up. The LEGO theme is Contraptions and the subtheme is Book Parts. This is a perfect addition to any LEGO lover's collection and provides hours of building fun. Book is slightly warped.