Special Offers
Skill Level 1 - Contains 3 each of Freedom, Venture, Razor, Zero Gravity. Item ships i..
$94.31 $134.64
Skill Level 1 - Retro styling and six fins make this kit unique. Features plastic nose..
$92.46 $132.09
Skill Level 1 - Our lowest cost bulk pack. Features balsa nose cone, laser-cut balsa f..
$71.04 $101.49
Skill Level 1 - Payload kit! Large clear payload section for small items or insects.&n..
$92.46 $132.09
Skill Level 1 - Digital decor make this a fun sport rocket. Easy paint scheme for fini..
$92.46 $132.09
Skill Level 1 - Spinning rocket kit! Uses plastic spinnerons that attach to fins for e..
$71.04 $101.49
Ages 8+ Give your child an edge in STEM with the K'NEX Education STEM Explorations Swing..
$45.99 $71.99
Ages 8+ Your child can explore STEM concepts while building a working roller coaster wit..
$45.99 $71.99
Enerjet G74-4W mid-power motors are single-use composite propellant model rocket motors. These high ..
$40.59 $57.99
Enerjet G74-6W mid-power motors are single-use composite propellant model rocket motors. These high ..
$40.59 $57.99
Enerjet G74-9W mid-power motors are single-use composite propellant model rocket motors. These high ..
$40.59 $57.99
Enerjet G80-7T mid-power motors are single-use composite propellant model rocket motors. These high ..
$27.29 $38.99
Enerjet G74-10T mid-power motors are single-use composite propellant model rocket motors. These high..
$27.29 $38.99
Enerjet G80-13T mid-power motors are single-use composite propellant model rocket motors. These high..
$27.29 $38.99
K'NEX Maker Kit - Large - Discover the fun of science, technology, engineering, and math (STEM)..
$119.94 $149.99
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