Grow your child's engineering skills with Discovery #MINDBLOWN early engineers building set 87 piece. This beginner-friendly building set comes with 87 pieces to build unique creations. The kit features 1 tool that connects everything for engineering made easy. • Product dimensions - 9.38" L x 4.27" W x 8.71" H • Product weight - 2.69 lbs • Set includes - 1 ratchet 2 cubes 2 blocks 2 screws with eyes 4 wheels 6 brackets 8 3-hole bars 8 5-hole bars 16 2-hole bars 16 nuts 22 screws • Only one tool needed - one ratchet tool is all you need to make multiple fun creations • Build unique creations - the only limit is your imagination mix and match the 65 included pieces to create rovers spaceships cyber bugs and more • 87-piece set - the set consists of many different pieces for your creations including brackets wheels nuts and screws • For budding engineers - children as young as 3 will love exploring the world of engineering • Using their imagination to the fullest the simple design and layout makes this set perfect for young engineers looking to push the limits of their imagination • Educational STEM toy for boys and girls - engage young minds with a fun toy that makes them think watch as they develop fine motor skills while engaging their minds and learning basic concepts of physics and engineering • Age 3 years and above • No battery needed • Warning - choking hazard-contains small parts not suitable for children under 3 years