GROW-IN-THE-DARK CRYSTAL LAB by NATIONAL GEOGRAPHIC ™ - Image 1
Click to enlarge

GROW-IN-THE-DARK CRYSTAL LAB by NATIONAL GEOGRAPHIC ™

SKU INC015 Categories , ,

Grow glowing crystals with this National Geographic kit. Discover crystal science as you mix the solution and watch bright crystals form through fun, hands-on learning.

$11.95