NATIONAL GEOGRAPHIC Glowing Marble Run – 80 Pc Construction Set NIB

NATIONAL GEOGRAPHIC Glowing Marble Run – Construction Set with 15 Glow in the Dark Glass Marbles & Storage Bag, STEM Gifts for Boys and Girls, Building Project Toy. GLOW IN THE DARK MARBLES – The marble run kit includes 6 different colors of glow in the dark glass marbles that shine bright as they zig-zag down the marble run. These are both new and unused. The boxes were opened to check to make sure all pieces are there. There are two of these for sale. Each purchase would be one boxed marble run.