model engine

Discovery Kids Mindblown Toy Model Engine Kit: Educational Engineering Science Kit for Kindergarten

Dr. STEM Flat 6 Motor Kit, 320pc Engine Model with LED Lights & Sound Kids 12+

Dr. STEM: V8 Model Engine - 271pc DIY Motorized Building Kit, Light & Sound

Snap Circuits Light Science Kits: Educational Focus on STEM & Fine Motor Skills with Model Base & LED Components

Snap Circuits 300-in-1 Science Kits: Educational Electrical Circuit Board Toy for 2nd Grade Engineering Skills

Sharper Image Remote Control (RC) Gravity Rover Wall-Ceiling Climber

LEGO Technic Mercedes-AMG F1 W14 E Performance Pull-Back Race Car Toy 42165

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

KiwiCo Colorful Chemistry

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

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+

Klever Kits 2-in-1 Handheld Microscope for Kids - 1000X HD Digital Microscope with LED Screen, Slides & 32GB Card, Educational STEM Toy for Ages 5-12

Dan&Darci Rock Tumbler Medium Grit Refill

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

LotFancy Science Kit for Kids 6+, 105 Science Lab Experiments, STEM Project Educational Toy

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

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

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

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

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

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

Thames & Kosmos Giant Dinosaur Skeleton Kit

NATIONAL GEOGRAPHIC Light Up Terrarium Kit for Kids - Dinosaur Terrarium Kit, Build & Grow a Dinosaur Habitat with Real Plants, Fossils & More

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

JuzToys Dinosaur Stegosaurus Dino Skeleton Fossil Excavation Kit Toy

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

Learning Resources Space Rover: Preschool Science Educational Kit with Activity Guide

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

Learning Resources Beaker Creatures Skull Mountain Volcano

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

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

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

Snap Circuits Skill Builder Explorer Science Kit: Educational Memory & Motor Skills for 2nd Grade Kids

National Geographic Gemstone Dig Kit: Educational Science & Geology Activity for Grades 1-9 with Instruction Guide

National Geographic Glow in the Dark Marble Run - 50pc: Educational Focus on Creative Thinking & Engineering, Grades 2-11

Discovery #Mindblown Planetarium Projector 2-in-1 Stars & Planet Projection STEM Science Kit

Thames & Kosmos Ooze Labs Chemistry Set (2024 Box): Educational Science Kit with Chemicals & Tools for 1st Grade

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

Discovery #Mindblown Solar Robot Creation STEM Science Kit 190pc

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

Thames & Kosmos Gumball Machine Maker: Super Stunts & Tricks

KiwiCo Colorful Chemistry

MindWare Dig It Up: Dinosaur Eggs

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

Creativity for Kids Grow N' Glow Terrarium: Science Kit for Kids, Educational Toy, Includes Jar, Figures, Stickers, Rocks

Thames & Kosmos Wow in the World Sea Creatures Aquarium: Educational Science Kit for 1st-2nd Grade with Magnifying Glass & Experiment Guide

Dig It Up! Mystery Gems Science Kit

National Geographic Science Magic Kit: Educational Toy for School Chemistry Experiments, Includes Activity Guide

Blue Marble Santa's Christmas Science Workshop Science Kit with 5 Holiday-Themed Science Experiments for Kids Plus 20 Bonus Activities

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

Smithsonian Microscope: Science Kits for 3rd Grade with Astronomy Instruction Guide

NATIONAL GEOGRAPHIC Starter Metal Detector Kit for Kids with 7.4" Waterproof Coil & Trowel

Dan&Darci Fossil Dig Kit for Kids – Excavate 12 Real Fossils, Educational Gifts for Boys

Smithsonian 3-D LED Solar System: Science Kit, Instruction Guide, Astronomy Education for 3rd Grade