smithsonian crystal growing kits

4M: KidsLabs - Buzz Alarm Money Safe - DIY Electric Piggy Bank Building Kit, 8+

Dowling Magnets® Super Science Magnet Kit

ArtCreativity Space Rocket Launcher for Kids - Includes 3 Foam Rockets, Base & Pad

Small World Toys Galactic Amusement Park Active Science Electronic Lab Kit

Zeüs Kaleidoscope Magnets, Small, 8 Per Box, 6 Boxes

The Thames & Kosmos Gyroscope - 12-Pack Gift Bundle

Robotics: Smart Machines - Tracks & Treads

SpiceBox: Style Me Up Color & Stitch Craft Activity Kit

Round Fiber Optic Curtain - 100 Strands

Kids First Automobile Engineer - Box version

Kaplan Early Learning Nature's Geometry Loose Parts STEM Kit

Snap Circuits Soccer Shot Game

Snap Circuits STEM Classroom Activity Kit

Supertek Newtonian Demonstration

Robotics Workshop with Micro:Bit

E-Blox® Circuit Blox™ Student Set, 59 Projects

Miniland Mindfulness Mandala Stone and Crystal Beads

E-Blox® Circuit Blox™ Student Set, 120 Projects

Sensor Expansion Pack for Robotics Workshop with Micro:Bit

E-Blox® Circuit Blox 120, Circuit Board Building Blocks Classroom Set, 196 Pieces

E-Blox® Circuit Blox 395, Circuit Board Building Blocks Classroom Set, 264 Pieces

E-Blox® Circuit Blox Lights Starter, Circuit Board Building Blocks Classroom Set, 128 Pieces

E-Blox® Circuit Blox™ Class Set, 59 Projects Per Kit, 4 Kits

E-Blox® Power Blox Standard, LED Building Blocks Classroom Set, 180 Pieces