K'Nex Education STEM Explorations Roller Coaster Super Mario The injection-molded rear wheels have

The injection-molded rear wheels have longer life

Where development comes into play Gross Motor: Jumping

Suitable for ages 2 years and over

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K'Nex Education STEM Explorations Roller Coaster Super Mario The injection-molded rear wheels haveYour child can explore STEM concepts while building a working roller coaster with K'NEX Education STEM Explorations Roller Coaster Building Set! The set will engage and energize middle school children as they boost their understanding of the STEAM (science, technology, engineering, art, and math) concepts associated with a real life amusement park ride. This K'NEX Education Set includes over 500 parts, plus a battery powered motor, allowing a single