mad scientist kit

Thames & Kosmos Mega Cyborg Hand STEM Experiment Kit: Science Project For Grades 3-8

National Geographic JR. Chemistry Set: Science Kit for Preschool to 7th Grade with Activity Guide

Think Box Inventor's Box: Science Kit for Kids, Toys for 8 Years Old, Includes Storage Case & Wires

Crayola Glow Chemistry Lab Set: Science Kit for Kids, Experiments, Educational Focus, Ages 7+

National Geographic 100 PC Marble run: Creative, Engineering, Physics, Activity Guide Included

Dig It Up! Mystery Gems Science Kit

LEGO Minecraft The Trial Chamber Kids Toy 21271

National Geographic 12 Days of Science: Geology & Science Kit for Grades 2-11 with Activity Guide

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+

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

Klever Kits 2 in 1 Root Viewer Kit for Kids - Grow Your Own Plant, Interactive Plant Growing Kit, Educational Garden Set for Boys Girls Age 6+

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

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

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

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

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

VEVOR Phlebotomy Practice Kit, IV Venipuncture Intravenous Training Kit, High Simulation IV Practice Arm Kit with Carrying Bag

JuzToys Fossils DIG Kit, Dinosaur Digging Kids Activities, Educational STEM Toys Playset

Dan&Darci Glow in the Dark Dino Eggs - 12 Eggs with Mini Dinosaur Models and Learning Cards -Stocking Stuffer for Kids, Birthday Gifts, Craft Kit

Toy Time Kids' Metal Detector Treasure Finder for Ages 3 and Up - 6.5" x 28.5", Black

50PCs Microscope Kit Set in Carrying Box for Kids Educational Science Lab with 120X - 1200X Microscope Slides Specimens -Play22usa

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

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

JuzToys Educational Toy Gemstone Dig Kit – Crystal Rock and Gem Digging Kit with Mining Tools, Minerals Escavation Kit for Kids

Playbees Plasma Ball 7" Red

Flipo Kinetic Energy Koil Arm Spinning Science Educational Toy For Kids & Adults - 4 Pack

VEVOR Human Skull Model, 22 Parts Human Skull Anatomy, Life-Size Painted Anatomy Skull Model, PVC Anatomical Skull, Multicolored

Playbees Newton's Cradle 5 Beads Brown

Playbees Plasma Ball 7" Purple

JuzToys 120x-1200x 52 pcs Kids Beginner Microscope w/ Metal Body