stem challenges

Smartivity Globe Explorer STEM Toy: Creative Engineering Building Kit, Problem Solving Skills, 367 Pieces

Kaplan Early Learning STEM Learning Life Cycle Floor Puzzle from Egg to Ant - 24 Pieces

Learning Resources Gears! Gears! Gears! Robots in Motion Building Set: Educational Science Engineering Kit for Kindergarten-3rd Grade

Snap Circuits Snap FM Science Kits

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

Dr. STEM Discovery Dig Kit, 21pc Rock, Mineral & Gemstone Excavation for Kids 5+

National Geographic Microscope Explorer Series Kit: Science, Biology Activity Guide for 2nd Grade

Thames & Kosmos Gumball Machine Maker: Super Stunts & Tricks

Discovery #Mindblwon Mystery Crystals 14pc Crack-Open Geode Kit

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

Educational Insights Design & Drill Bolt Buddies Crane: Preschool Science Kit with Animal Figures & Model Pieces

National Geographic 12 Days of Magic: Science Kits with Activity Guide for Creative Thinking

Think Box Dig and Explore Gemstone Volcano: Volcano Science Kit with Magnifying Glass & Activity Guide for Geology Education

Learning Resources Gears! Gears! Gears! Mega Builds Construction Set

Learning Resources Fizzy Volcano Preschool Lab: Toddler & Preschool Educational Science Kit with Water Dropper, Beaker & Test Tube

Learning Resources Beaker Creatures Bubbling Volcano Reactor: Kindergarten Science Kit with Activity Guide

National Geographic Magic kit: Educational Science & Creative Thinking Toy for 2nd-9th Grade with Activity Guide

Gecko Run: Marble Run - Challenge Edition

Kaplan Early Learning STEM Learning Sunflower Life Cycle Floor Puzzle from Seed to Sunflower - 24 Pieces

Snap Circuits It Board Game Science Kits: Educational STEM Toy for Creativity & Engineering, Grades 1-4

Think Box Geology and Chemistry Volcano

Think Box Geology and Chemistry Crystal

Learning Resources STEM Explorers Domino Dash: Plastic Engineering Building Set, 59 Pieces

Discovery #Mindblown Model Engine STEM Science Kit