SpringBots 3-in-1 STEM Kit

Thames‎ & Kosmos SolarFlower Ruby Ripple STEM Robotic Solar Powered Flower Kit

$25

Kids First Coding & Robotics Experiment Kit Thames & Kosmos NIB

$120

Thames & Kosmos Kids Alien Slime Lab STEM Kit Green Science Experiment Birthday

$25

Thames & Kosmos Essential STEM Tools Telescope 100X Power with Tripod

$25

Thames & Kosmos Build 5 Solar-Powered Rovers Vehicle TOY STEM Experiment Kit DIY

$30

Thames & Kosmos Forensic Science Experiment Kit

$25

Thames & Kosmos Ooze Labs Big Box of Science Kit 15 Experiments STEM New

$16

New Structural Engineering Bridges & Skyscrapers Thames & Kosmos Experiment Kit

$38

Thames & Kosmos Geckobot Experiment STEM Kit Build Wall Crawling Robot No Box

$15

Thames & Kosmos 2009 Fuel Cell 10 Car and Experiment Kit Solar Powered 620318

$86

Thames & Kosmos 2010 Electric Generator STEM Kit 122pc Hand-Crank Science Toy

$25

Thames & Kosmos Stirling Engine Car & Experiment Kit 620325 Solar Power STEM Toy

$50

Thames & Kosmos Hydraulic Boxing Bots STEM Building Kit

$40 $50

Thames & Kosmos Geckobot STEM Construction Kit Wall Climbing Science Toy

$20

Discovery Big Creepy Science Lab 65 Experiments STEM Kit Slime Crystals

$30

Thames & Kosmos SolarBots Robot Kit Kids OS 8-in-1 STEM Orange Science Toy

$17

Mind's Eye Optical Illusions & Human Perception experiment Kit Thames & Kosmos

$20

Thames And Kosmos Microscope‎ With Smartphone Adapter Set NEW IN STOCK

$56

New Thames & Kosmos Architectural Engineering Ferris Wheel STEM Experiment Kit T

$49 $199

Thames & Kosmos Kids First Science Laboratory Kit

$16 $40

Thames & Kosmos Musical UFO Project‎ Kit

$12

Thames & Kosmos Solar Cooking Science *NEW*

$13

Terrain Walkers Stem Experiment Kit Engineering Makerspace 8-in-1 Used

$8

Thames & Kosmos SolarBots 8-in-1‎ Solar Robot Kit STEM Experiment Kit 620375

$19

Ooze Labs Chemistry Station STEM Experiment Kit Ages 6+

$20

Thames & Kosmos Dinosaur Fossils Experiment Kit

$15

Thames & Kosmos Coding & Robotics Kids‎ Ages 4-8 Multicolor New STEM Kit 620370

$80 $130

Thames & Kosmos Kids First Engineering Design STEM Experiment Kit

$32 $55

Thames & Kosmos Kids First Andy: The Code & Play Robot Code & Play Robot STEM

$69

Genetics & DNA Lab STEM Experiment Kit Thames & Kosmos 665007 NEW Sealed

$20

Optical Illusions Stem Science Kit New Original Packaging

$15

New Thames & Kosmos Roller Coaster Engineering STEM Kit Toy Set Physics Forces M

$55 $100

Thames & Kosmos CHEM C1000 (V 2.0) Beginner‎ Chemistry Set

$45

New My Robotic Pet Tumbling Hedgehog STEM Experiment Kit

$25