salt powered robot

4M: Green Science Aqua Robot - DIY Swimming Fish Toy, Solar & Battery Power

4M: Green Science Rover Robot - DIY Robotics Kit, Solar & Battery Power, STEM

AquaPod Water Bottle Rocket Launcher Science Kit - STEM Toy Launches Soda Bottles Up to 100 ft in Air

Learning Resources Giant Inflatable Solar System, Project Kit, Space Toys

HexBUG VEX Robotics Red Fork Lift and Fuel Truck STEM Over 150 Pieces

Brown Toy Box Justin Robotics STEAM Kit: Educational Circuits & Robots for 1st & 2nd Grade

4M: KidzLabs - Earth Moon Model Making Kit - DIY Paint & Build A 3D Planet Model

4M: Science In Action - Water Rocket - Bottle Launcher Kit, Soars Up To 98'

Joyfy Science Kits for Kids, 85+ STEM Educational Experiments Toys Featuring Erupting Volcano & Crystal Tree, Birthday Gifts for Boys Girls Age 6-12

Klever Kits 36-in-1 STEM Robot Building Kit - Motor Robot Science KIt Educational Toys Creative Birthday Gift for Boys & Girls Age 8+

Best Choice Products 4-in-1 Science Project Kit, STEM & STEAM DIY Lab Experiments for Kids

Best Choice Products 30-Piece STEM Kids Microscope Science Kit w/ 100x, 600x, 1200x Zoom, Slides, Carrying Case

Geoworld 10 Insect Set - 10 Real Insects Resin with Magnifying Glass & Booklet - Great for Science Projects - Kids Scientific Educational Toy

Dan&Darci Squish & Learn Human Anatomy - Human Body Model - Science Kit for Kids - STEM toys - Birthday Gifts for Boys & Girls - Educational Toys

Kids Portable Microscope 50X-300X with LED & UV Light, Handheld Pocket Microscope for STEM Learning, Outdoor Science Toy for Ages 6+

Joyfy 2 in 1 Microscope Set for Kids, Portable Microscope with 12 Specimen Slides, 60X-180X, Educational Science Kit STEM Toys for Kids Aged 5+

Playbees STEM Circuit Board Building Kit for Kids Ages 8-12

Klever Kits 50+ Space Circuit Projects - STEM Electronics Kit with 46+ Components for Kids Ages 5-8+, Educational Science Toy for Young Explorers

Dan&Darci Dig a Dozen Gem Blocks Kit - 12 Real Gemstone Excavation Blocks with Tools and Learning Cards, Educational Gift for Kids

Kids Handheld Microscope 50X-300X with LED Light, Portable Mini Pocket Microscope for Science Exploration & Outdoor Learning, Ages 6+

Jurassic Dinosaur Fossil Dig Kit – STEM Excavation Set with 5 Dinosaur Skeletons, Tools & Educational Fun

Playbees Plasma Ball 7" Red

Dan&Darci Advanced Professional Rock Tumbler Kit – with Digital 9-Day Polishing Timer STEM Gift for Kids All Ages, Geology Toy

Dan&Darci Crystal Science Experiment Kit, Educational Gift for Boys & Girls, Cool Craft Kits for Kids

Dan&Darci Dig a Dozen Dino Eggs Kit – 12 Unique Dinosaur Models with Excavation Tools, and Learning Cards – STEM Authenticated, Gifts for Boys

Playbees Newton's Cradle 7 Beads Black

Dan&Darci Galaxy Gems Planet Dig Kit – 9 Planets with Dazzling Gems, Jewelry-Making Hardware, and Learning Cards for Kids, Educational Gift for Kids

Best Choice Products Kids 4-in-1 Science Project Kit, STEM & STEAM DIY Maze, Water, Spider, Battery Lab Experiments

Contixo Snap Circuits STEM Kit for Kids, 409+ Projects, LED Fan, Sprayer, Flying Saucer, Radio, 38 Parts Electronics Science Kits For Ages 6-12

Playbees DIY Mosaic Picture Frame Kit – Creative Craft Activity for Kids

Contixo CB1 Circuit Builder Set, 500 Experiments, 22 Parts STEM Electronics Kit, Snap Circuits Learning Toy for Kids Ages 6+ Educational Gift

Costway 70.8" Life Size Human Skeleton Model Anatomical Skeleton with Nerves System