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Sale
Thames & Kosmos - 550063 | Robotic Jellyfish Nightlight Kit
Thames & Kosmos - 550063 | Robotic Jellyfish Nightlight Kit
$32.29 $37.99
Sale
Thames & Kosmos - 548021 | Spy Labs: Digital Snake Scope
Thames & Kosmos - 548021 | Spy Labs: Digital Snake Scope
$56.09 $65.99
Sale
Thames & Kosmos - 545008 | Wow in the World: 100 Experiments That WOW!
Thames & Kosmos - 545008 | Wow in the World: 100 Experiments That WOW!
$50.99 $59.99
Sale
Thames & Kosmos - 550065 | Saltwater Fuel Cell Robot
Thames & Kosmos - 550065 | Saltwater Fuel Cell Robot
$40.79 $47.99
Sale
Thames & Kosmos - 550058 | Space Candy Gummy Lab
Thames & Kosmos - 550058 | Space Candy Gummy Lab
$25.49 $29.99
Sale
Thames & Kosmos - 550048 | Water Power: Rocket-Propelled Cars, Boats, and More
Thames & Kosmos - 550048 | Water Power: Rocket-Propelled Cars, Boats, and More
$36.54 $42.99
Sale
Thames & Kosmos - 545002 | Wow in the World: Break-Open Crystal Geodes
Thames & Kosmos - 545002 | Wow in the World: Break-Open Crystal Geodes
$38.24 $44.99
Sale
Thames & Kosmos - 550104 | Candy Vending Machine: Super Stunts and Tricks
Thames & Kosmos - 550104 | Candy Vending Machine: Super Stunts and Tricks
$50.99 $59.99
Sale
Thames & Kosmos - 601911 | Dig It! Horses
Thames & Kosmos - 601911 | Dig It! Horses
$4.24 $4.99
Sale
Thames & Kosmos - 620304 | Newton's Apple: Tightrope-Walking Gyrobot
Thames & Kosmos - 620304 | Newton's Apple: Tightrope-Walking Gyrobot
$38.24 $44.99
Sale
Thames & Kosmos - 567005 | Science Laboratory
Thames & Kosmos - 567005 | Science Laboratory
$50.99 $59.99
Sale
Thames & Kosmos - 678002 | The Thames & Kosmos Gyroscope
Thames & Kosmos - 678002 | The Thames & Kosmos Gyroscope
$12.74 $14.99
Sale
Thames & Kosmos - 601669 | I Dig It! Farm Animals (Asst.) (One Per Purchase)
Thames & Kosmos - 601669 | I Dig It! Farm Animals (Asst.) (One Per Purchase)
$4.24 $4.99
Sale
Thames & Kosmos - 574001 | Chemistry Treats! Candy+Chemistry
Thames & Kosmos - 574001 | Chemistry Treats! Candy+ Chemistry - Assorted (One Per Purchase)
$7.64 $8.99
Sale
Thames & Kosmos - 552004 | ReBotz: Knox - Wacky Walking Robot
Thames & Kosmos - 552004 | ReBotz: Knox - Wacky Walking Robot
$15.29 $17.99
Sale
Thames & Kosmos - 551106 | Gross Science
Thames & Kosmos - 551106 | Gross Science
$12.74 $14.99
Sale
Thames & Kosmos - 550039 | Sweet Candy Perfume Lab
Thames & Kosmos - 550039 | Sweet Candy Perfume Lab
$38.24 $44.99
Sale
Thames & Kosmos - 551103 | Bouning Planets
Thames & Kosmos - 551103 | Bouncing Planets
$11.89 $13.99
Sale
Thames & Kosmos - 551010 | Molecule Madness Science Kit
Thames & Kosmos - 551010 | Molecule Madness Science Kit
$9.34 $10.99
Sale
Thames & Kosmos - 628318 | Kids First Engineering Lab
Thames & Kosmos - 628318 | Kids First Engineering Lab
$70.54 $82.99
Sale
Thames & Kosmos - 567003 | The Human Body Science Project Kit
Thames & Kosmos - 567003 | Kids First: The Human Body Science Kit
$36.54 $42.99
Sale
Thames & Kosmos - Geek & Co. Science: Glowing Crystal Geode Science Kit
Thames & Kosmos - T550022 | Geek & Co. Science: Glowing Crystal Geode Science Kit
$25.49 $29.99
Sale
Thames & Kosmos - 567006 | Kids First: Automobile Engineering Kit with Storybook
Thames & Kosmos - 567006 | Kids First: Automobile Engineering Kit with Storybook
$57.79 $67.99
Sale
Thames & Kosmos - 551005 | Amazing Gyroscope Experiment Kit
Thames & Kosmos - 551005 | Amazing Gyroscope Experiment Kit
$9.34 $10.99
Sale
Thames & Kosmos Giant Mars Volcano
Thames & Kosmos - 550004 | Giant Mars Volcano Science Kit
$23.79 $27.99