With 48 wooden pieces (including nuts bolts drilled bars to connect and a child-size screwdriver) this classic building set gives kids all they need to tinker and build! Printed right on the sturdy storage box are building plans for a crane motorcycle airplane and race car to get the fun started. With some imagination and a few creative twists and turns kids can make hundreds more amazing structures too! Any time kids play with this durable set they ll be building fine motor skills problem-solving skills and hand-eye coordination. Included extension activities guide parents to educational activities that also build early math skills.