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

$27.97 on Amazon

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

$44.74 on Amazon

#3 Thames & Kosmos I Dig Thames & Kosmos, I Dig It! Dragons - Egg Excavation Science Kit, Styles May Vary, Unisex, Children Ages 5+

$2 on Walmart

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

$27.97 on Walmart

#5 Gecko Run Marble Run Gecko Run Marble Run Starter Set by Thames & Kosmos, Toy of The Year Winner - 63 Piece Vertical Marble Run, Flexible Tracks | Fast, No-Mess Setup, Residue-Free Nano-Adhesive Pads, Creative Play

$29.97 on Amazon

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

$32.49 on Walmart

#7 🔥 Thames & Kosmos Crystal Thames & Kosmos Crystal Growing Science Kit, Elementary, Children & Teens Ages 10+

$29.95 on Walmart

#8 🔥 Thames & Kosmos Wow Thames & Kosmos, Wow in The World: Light-Up Terrarium, Science Sets, Children Ages 6+

$16.08 on Walmart

#9 Spy Labs Inc Fingerprinting Thames & Kosmos Spy Labs Inc: Fingerprinting Kit Identify, Collect, Analyze Fingerprint Evidence | Essential Tools and Tricks of The Trade from The Detective Gear Experts for Young Investigators

$6.95 on Amazon

#10 Thames & Kosmos Gecko Thames & Kosmos Gecko Run: Marble Starter Kit: Includes Marble Run & Marbles, 1 count, Children Ages 8+

$29.97 on Walmart

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

$30 on Walmart

#12 Thames & Kosmos Wow in Thames & Kosmos Wow in The World: The Ultimate High-Flying Air Rocket, Science Set, Children Ages 4+

$15 on Walmart

#13 SolarBots 8 in 1 Solar Thames & Kosmos SolarBots: 8-in-1 Solar Robot STEM Experiment Kit | Build 8 Cool Solar-Powered Robots in Minutes | No Batteries Required | Learn About Solar Energy & Technology | Solar Panel Included

$24.89 on Amazon

#14 Thames and Kosmos Rainbow THAMES & KOSMOS Thames and Kosmos Rainbow Colored Gummy Candy Lab - Create Your Own Unique Candies, Ingredients and Molds Included

$16.03 on Walmart

#15 🔥 Wow in The World SEA WONDERY KIDS Wow in The World SEA Creatures Aquarium | Hatch & Raise Real Brine Shrimp (Easy Care), Customizable Tank, Companion Audio Content, Bonus Reusable Science Tool, STEM Toy for Kids 6+ by Thames & Kosmos

$14.05 on Amazon

#16 🔥 🆕 Thames & Kosmos Master Thames & Kosmos Master Detective Toolkit Forensic Tools Included 33 Pieces

$48.95 on Walmart

#17 Thames & Kosmos Candy Thames & Kosmos Candy Vending Machine - Super Stunts and Tricks, Children Ages 8-12+

$39.95 on Walmart

#18 🔥 Thames & Kosmos Ooze Thames & Kosmos Ooze Labs: Visible Human Body Model with Squishable Organs, Children Ages 6+

$24.09 on Walmart

#19 Thames & Kosmos Ooze Thames & Kosmos Ooze Labs 6 Sunchine Slime (Other)

$9.99 on Walmart

#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

$24.49 on Amazon