$15

Lindberg Ankylosaurus and Velociraptor Dinosaur Collection MISB Lot of 2

$22.57

Monopolar Magnetic Tape 1/2" for Maglev Train Science Project Replacement,Thickn

$10.95

2 Packs STEM Activity Insta-Snow Powder (1/2 Gallon) Steve Spangler Party Favor

$16.13

6 Pack DC 3V 1730RPM Mini Electric Motor for DIY Toys Wind Turbine Generator

$41.24

Engaging 12-in-1 Solar Robot Construction Kit – Perfect for Creative Kids 8-13

$9.41

Gyrobot Thames & Kosmos Part Lot # 3 4 5 Neck Head # 6 7 8 Wrist Hand Rivet Part

$11.24

Magical Crystal (Grow Your Own Crystal!) by Tradeopia

$35.99

Robud Kids Bug Catching Kit Pink Outdoor Exploration Set Nature Explorer Kit

$24.06

Mechanical Wave Kit, Replacement Spring

$15.61

2 Pieces 2.8cm Children's Electric Riding Car Motorcycle Power Switch Round O...

$23.85

Brain Model Learning Educational Realistic Science Biology Anatomy Kit BRAND NEW

$8.4

Brand New - Bio Signs Ein-O Science Cell and Microbiology Model