Plus-Plus Big size is perfect for smaller hands or bigger ideas. The Plus-Plus BIG Learn To Build set contains everything you need to get starting with Plus-Plus BIG. A Guide Book gives step-by step instructions to build flat mosaics and 3D creation. This set includes a baseplate that is a perfect tool to help kids to build with Plus-Plus BIG! The set includes 60 Basic color mix pieces,1 Baseplate and a Guide Book.