Features: -Includes 43 building pieces, with an activity guide with suggested build states.-An engaging way to develop stem and critical thinking skills.-From learning resources - the leader in learning toys for over 30 years.-Perfect for ages 4 and up.Gender: -Boy/Girl.Category: -Construction & Building/Early Development Toys/Critical Thinking.Minimum Age Requirement: -5 Years And Up.Dimensions: Overall Height - Top to Bottom: -18cm .Overall Width - Side to Side: -22cm .