“Thames & Kosmos Crystal Growing | STEM Experiment Kit | Grow Dozens of Dazzling, Colorful Crystals! | Learn about Crystallization & Conduct Classic Science Experiments | Make Crystal Geodes | Ages 10+(Crystal Growing 2023)” has been added to your cart. View cart
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- Light-Up 3D Puzzles
Thames & Kosmos Creatto Light-Up 3D Puzzles 2-Pack Bundle | Shimmer Shark & Magical Moose | Make Your Own Illuminated Craft Creations | DIY Activity Kit & LED Lights
- Original price was: $41.90.$25.14Current price is: $25.14.
- Get more for your money with our bundle deals on products and accessories.
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- Light-Up 3D Puzzles
Thames & Kosmos Creatto Light-Up 3D Puzzles 3-Pack Bundle | Northern Lights Polar Bear, Luminous Lion, and Glowing Panda
- Original price was: $27.99.$16.79Current price is: $16.79.
- Don't miss out on our limited-time offer: get a free {accessory} with your purchase of Thames & Kosmos Creatto Light-Up 3D Puzzles 3-Pack Bundle | Northern Lights Polar Bear, Luminous Lion, and Glowing Panda.
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- Light-Up 3D Puzzles
Thames & Kosmos Creatto Light-Up DIY Crafting Kits 3-Pack Bundle | Moonlight Elephant, Magical Moose & Starlight Kitty | Make Illuminated 3D Crafts, Decor & Lamp | Activity Kit with LED Lights
- Original price was: $99.99.$59.99Current price is: $59.99.
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- Ages 8 - 10, Light-Up 3D Puzzles, Shop by Age
Thames & Kosmos Creatto Puppy Pals Light-Up 3D Puzzle Kit | Includes Creatto Puzzle Pieces to Make Your Own Illuminated Craft Creations | DIY Activity Kit & LED Lights
- Original price was: $7.68.$4.61Current price is: $4.61.
- Don't wait, get up to 50% off on Thames & Kosmos Creatto Puppy Pals Light-Up 3D Puzzle Kit | Includes Creatto Puzzle Pieces to Make Your Own Illuminated Craft Creations | DIY Activity Kit & LED Lights during our end-of-season sale event.
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- Ages 8 - 10, Light-Up 3D Puzzles, Shop by Age
Thames & Kosmos Creatto Rainbow Butterfly Light-Up 3D Puzzle Kit | Includes Creatto Puzzle Pieces to Make Your Own Illuminated Craft Creations | DIY Activity Kit & LED Lights
- Original price was: $99.99.$59.99Current price is: $59.99.
- Get more for your money with our bundle deals on products and accessories.
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- Light-Up 3D Puzzles
Thames & Kosmos Creatto Twilight Rocking Horse & The Giddyup Gang Light-Up 3D Puzzle Kit, Includes Creatto Puzzle Pieces to Make Your Own Illuminated Craft Creations, DIY Activity & LED Lights
- Original price was: $21.95.$13.17Current price is: $13.17.
- Discover the latest Thames & Kosmos Creatto Twilight Rocking Horse & The Giddyup Gang Light-Up 3D Puzzle Kit, Includes Creatto Puzzle Pieces to Make Your Own Illuminated Craft Creations, DIY Activity & LED Lights from and take advantage of our limited-time introductory offer.
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- Fun STEM Toys, Science Brands
Thames & Kosmos Crystal Geode STEM Experiment Kit | Grow a Beautiful, Colorful Crystal Geode! | Explore Crystals, Rocks & Minerals| 3-Language Instruction Manual (English, French, Spanish)
- Original price was: $99.99.$59.99Current price is: $59.99.
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- Ages 8 - 10, Ages 11+, Shop by Age, Crystals & Materials, Science Kits
Thames & Kosmos Crystal Growing | STEM Experiment Kit | Grow Dozens of Dazzling, Colorful Crystals! | Learn about Crystallization & Conduct Classic Science Experiments | Make Crystal Geodes | Ages 10+(Crystal Growing 2023)
- Original price was: $29.95.$17.97Current price is: $17.97.
- Don't miss out on our biggest sale of the year! Shop now and save up to 50% on products.
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- Ages 11+, Ages 8 - 10, Crystals & Materials, Science Kits, Shop by Age
Thames & Kosmos Crystal Growing | STEM Experiment Kit | Grow Dozens of Dazzling, Colorful Crystals! | Learn about Crystallization & Conduct Classic Science Experiments | Make Crystal Geodes | Ages 10+(Crystal Growing Original)
- Original price was: $29.95.$17.97Current price is: $17.97.
- Don't miss our doorbuster deals on items. Hurry, limited quantities available!
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- Fun STEM Toys, Science Brands
Thames & Kosmos Crystal Growing STEM Experiment Kit | Grow Sparkling, Colorful Crystals of Different Sizes! | Learn About Crystallization| 3-Language Instruction Manual (English, French, Spanish)
- Original price was: $99.99.$59.99Current price is: $59.99.
- Upgrade your wardrobe with our new arrivals from , now at a discounted price.
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- Ages 11+, Shop by Age
Thames & Kosmos Crystal Growing: Glow-in-The-Dark Science Kit | 12 Experiments, Ages 10+ | Learn About Crystallization | Grow Crystals & Crystal Geodes The Glow in The Dark | 32-Page Manual
- Original price was: $99.99.$59.99Current price is: $59.99.
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- Crystals & Materials, Fun STEM Toys, Science Brands, Science Kits
Thames & Kosmos Crystal Nightlight
- Original price was: $10.80.$6.48Current price is: $6.48.
- Upgrade your home with our home decor collection, now at discounted prices.
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- Ages 5 - 7, Globes, Science Kits, Shop by Age
Thames & Kosmos Day & Night Globe – Handcrafted, Acrylic – Made in Germany by Columbus Globes – 10 inch, Illuminated LED Light-up with Night Sky Constellation Map
- Original price was: $58.99.$35.39Current price is: $35.39.
- Shop now and get free gift wrapping with your purchase of products.
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- Ages 11+, Ages 8 - 10, Board Games, Coming Soon, Family Games, Science Kits, Shop by Age
Thames & Kosmos Dice Words Tabletop Game | Family-Friendly Word Game for 2-4 Players Ages 8 & Up, 30 Minute Play Time | Simple Rules, Simultaneous Gameplay, Variants for New & Young Players
- Original price was: $19.95.$11.97Current price is: $11.97.
- Don't wait, shop our Black Friday sale and save up to 60% on products.
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- Science Brands, Tasty Labs
Thames & Kosmos Dinosaur Gummy Candy Lab, Tasty Labs STEM Experiment Kit, Make Your Own Dinosaur-Shaped Gummies, Explore Chemistry in Cooking, Safe to Eat, Ages 6+, Made in USA
- Original price was: $19.95.$11.97Current price is: $11.97.
- Looking for a bargain? Check out our clearance section for up to 70% off products.
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- Ages 5 - 7, Ages 8 - 10, Chemistry, New Releases, Science Brands, Science Kits, Shop by Age, Tasty Labs
Thames & Kosmos Dinosaur Gummy Candy Lab, Tasty Labs STEM Experiment Kit, Make Your Own Dinosaur-Shaped Gummies, Explore Chemistry in Cooking, Safe to Eat, Ages 6+, Made in USA | 2-Language Ver, EN/FR
- Original price was: $19.95.$11.97Current price is: $11.97.
- Upgrade your wardrobe with our new arrivals from , now at a discounted price.
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- Board Games, Children's Games, Family Games
Thames & Kosmos Drop It | Super Fun Family Strategy Game | Parents’ Choice Silver Award Winner, Multi-Color Small
- Original price was: $34.46.$20.68Current price is: $20.68.
- Shop now and get free gift wrapping with your purchase of products.
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- Science Kits
Thames & Kosmos Dusty Robot Vacuum Cleaner STEM Kit | Build a Desktop Robotic Vacuum with Sensors, Explore Robotics, Engineering & Mechanical Devices, Fun Gift for Ages 8+ or Adults
- Original price was: $34.95.$20.97Current price is: $20.97.
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- Crystals & Materials, Science Kits
Thames & Kosmos Earth Science Crystals, Rocks, and Minerals
- Original price was: $54.34.$32.60Current price is: $32.60.
- Save up to 40% on Thames & Kosmos Earth Science Crystals, Rocks, and Minerals styles during our end-of-season sale.
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- Electrical Science, Fun STEM Toys, Science Brands, Science Kits
Thames & Kosmos Easy Electric Circuits STEM Kit | Essential Circuitry Set | 15 Experiments, 5 Motorized Models – Electricity, Current, Voltage, LEDs & More | Innovative, Easy-to-Use Building System
- Original price was: $31.95.$19.17Current price is: $19.17.
- Get up to 60% off on products during our summer sale. Limited time offer!
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