THAMES & KOSMOS best sellers

#1 Mega Cyborg Hand STEM Thames & Kosmos Mega Cyborg Hand STEM Experiment Kit | Build Your Own GIANT Hydraulic Amazing Gripping Capabilities Adjustable for Different Sizes Learn Pneumatic Systems

$21.59 on Amazon

#2 Thames & Kosmos Mega Thames & Kosmos Mega Cyborg Hand Science Kit, Children Ages 7+

$21.59 on Walmart

#3 Gumball Machine Maker Thames & Kosmos Gumball Machine Maker Super Stunts and Tricks Science Stem Toy, Children 6-12+

$29.97 on Walmart

#4 Gumball Machine Maker Thames & Kosmos Gumball Machine Maker Lab - Build Machines with Physics & Engineering Lessons | 12 Experiments | Make Your Own Gumball Machines | Includes Gumballs | Award Winner

$28.99 on Amazon

#5 Thames & Kosmos Lollipop Thames & Kosmos Lollipop Lab, Children Ages 8+

$14.97 on Walmart

#6 Gecko Run Marble Run Gecko Run Marble Run Starter Set by Thames & Kosmos – 63 Piece Vertical Marble Run Toy with Flexible Tracks | Fast, No-Mess Setup with Residue-Free Nano-Adhesive Pads for Hours of Creative Play

$23.99 on Amazon

#7 Thames & Kosmos Telescope Thames & Kosmos Telescope, Children Ages 8+

$34.97 on Walmart

#8 EXIT Advent Calendar THAMES & KOSMOS EXIT: Advent Calendar - The Hunt for The Golden Book | EXIT: The Game - A Kosmos Game | Family-Friendly, Card-Based at-Home Escape Room Experience in a Calendar| 24 Riddles Over 24 Days | Ages 10+

$46.12 on Amazon

#9 Ultra Bionic Blaster Thames & Kosmos Ultra Bionic Blaster STEM Experiment Kit | Construct a Robotic Foam Dart Blasting Glove | Challenging Build, Learn About Mechanical Technology & Engineering

$19.99 on Amazon

#10 Ooze Labs Chemistry Station Thames & Kosmos Ooze Labs Chemistry Station Science Experiment Kit, 20 Non-Hazardous Experiments Including Safe Slime, Chromatography, Acids, Bases & More, Multi-Color

$20.79 on Amazon

#11 The Thames & Kosmos Telescope The Thames & Kosmos Telescope Essential STEM Tool | Childrens Refractor Telescope with 100x Magnification & Built-in Compass | Classic Scientific Device for Astronomical & Terrestrial Observations

$34.97 on Amazon

#12 EXIT The Game Advent THAMES & KOSMOS EXIT: The Game - Advent Calendar - The Silent Storm Family Game Cooperative Game Puzzle a Day Escape Room

$49.95 on Amazon

#13 Thames & Kosmos Candy Thames & Kosmos Candy Vending Machine, Super Stunts & Tricks, Stem & Science Set, Children Ages 8+

$17 on Walmart

#14 Thames & Kosmos Gecko Thames & Kosmos Gecko Run: Marble Run Starter Kit: Includes Marble Run & Marbles, Children Ages 8+

$23.99 on Walmart

#15 Robotics Robotics Smart THAMES & KOSMOS Robotics: Robotics Smart Machines (Other)

$136.45 on Walmart

#16 Chem C2000 (V 2.0) Chemistry Thames & Kosmos Chem C2000 (V 2.0) Chemistry Set | Science Kit with 250 Experiments and 128 Page Lab Manual, Student Laboratory Quality Instruments & Chemicals | Parents' Choice Silver Award Winner

$145.78 on Amazon

#17 Thames & Kosmos 567018 Thames & Kosmos 567018 Kids First Intro to Gears

$39.95 on Walmart

#18 Gross Gummy Candy Lab THAMES & KOSMOS Gross Gummy Candy Lab - Worms & Spiders! Sweet Science STEM Experiment Kit, Make Your Own Plant-Based Gummy Candies in Cool Shapes & Colors | Learn Chemistry | Looks Gross, Tastes Great

$14.99 on Amazon

#19 Spy Labs Master Detective THAMES & KOSMOS Spy Labs Master Detective Toolkit V2 | Forensic Science Kit | Gather & Document Evidence, Play | Fingerprints, Footprints, Tire Tracks | 32-Page Experiment Storybook

$49.95 on Amazon

#20 🔥 Spy Labs Inc Forensic Thames & Kosmos Spy Labs Inc: Forensic Investigation Kit Includes Large Lab Setup to Collect & Analyze Evidence & Clues | Explore The Science of Detective Work | for Young Investigators

$34.95 on Amazon