stem challenges

Toys by Nature Miniature Worlds Organic Catnip Windowsill Terrarium Starter Kit, Complete Supplies and Easy-to-Grow Indoor Plants

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

Royclo Human X-Rays on Film - 18 Pieces

Topteng Binocular Microscope: LED Light, 3D-Stage, Lab

Dan&Darci Jumbo Dino Egg Excavation Kit- Birthday Gifts for Boys

Yellow Door Woodland Footprints - Set of 8

Smithsonian Newton's Cradle: Physics Learning Kit for 3rd Grade with Instruction Guide

Geomag™ Mechanics Gravity Construction Set, Vertical Motor Recycled, 183 Pieces

Supertek® Measuring Cylinders, Set of 5

Clementoni Science & Play: Science Apprentices 61357

VEVOR Human Skeleton Model for Anatomy, 71.65" Life Size, Accurate PVC Anatomy Skeleton Model with Ligaments, Movable Arms, Legs & Jaw

Griddly Games Just Add Sugar 4000625 Science Kit

Toysmith Aquashots Deluxe Water Rocket Set

Round Fiber Optic Curtain - 100 Strands

Kaplan Early Learning Company Let's See Nature Collection with Fossils, Rocks, Mineral and More

Bill Nye's VR Science Kit

Tornado Tube® Twister Tube Connector Experiment, Pack of 8

4M: KidzLabs Pocket Volcano - Create Mini Eruptions, Baking Soda Reactions

Supertek Newtonian Demonstration

GeoCentral Mini Excavation Kit: Fossils, Ages 6+, Science Kits

Roylco® Dental X-Rays

SpiceBox 123 Book & Bath Puzzle 23192

FAO Schwarz Toy Kids' Rock Tumbler with Clay and Gemstones - 22pcs: Science Creativity Kit for Grade 3

Playbees Green Plasma Ball 7"