Let your children experience endless building possibilities with K'NEX 375 Piece Deluxe Building Set!This building set from K'NEX comes with 375 different rod and connector pieces, which can be assembled into 3D configurations. Kids can build up to 30 different big, movable models, creating helicopters, trucks, or even animals - whichever they prefer. This activity will keep your children occupied for hours! It can be a problem to store small plastic toy parts into one place, and the last thing you want is them getting lost! Keep all the K'NEX parts in one place that is easy to access. Store all those precious pieces in this handy treasure chest that kids will always love to open. Storing the many pieces of this set will never be a hassle! Easy-to-follow building instructions come along with the K'NEX 375 Piece Deluxe Building Set. Unleash your kids' creativity as they make their own designs for open-ended fun! This building set is recommended for kids ages 7 and upHelp your kids develop a better understanding of STEAM (science, technology, engineering, arts, and math subjects) with this building toy. As they click the parts together and discover how the building system works, they strengthen their hand-eye coordination, fine motor and problem-solving skills, and spatial awareness. K'NEX rods and connectors are responsibly made in America at a landfill-free, zero-waste green manufacturing facility in Hatfield, Pennsylvania. The strictest quality and safety standards were used in testing this toy to ensure that your child has a successful, trouble-free building experience.If you need a replacement for any broken or missing part, or for any other reason, just give us a call, and we will get you what you need so your child can get back to building as soon as possible.For a toy that is not only fun but educational, choose K'NEX 375 Piece Deluxe Building Set!