Build it: build a working roller coaster in a new miniaturized scale and awesome shark-themed graphics! Perfect for builders ages 7 and up 
Blast it: the new battery-powered, high-speed blaster motor shoots the coaster car screaming through twists and turns, past the sharks and back to safety! 
Stem learning fun: building with K'NEX helps strengthen fine motor skills, manual dexterity, and spatial awareness; putting them on a path towards a greater understanding of STEM subjects. 
K'NEX rods and connectors are responsibly made in America at a landfill-free, zero-waste green manufacturing facility in Hatfield, Pennsylvania. 
Age Mfg Minimum: 84 Months