Product details:

GREAT STEM TOY – The learning guide inside teaches about the physics of motion and aerodynamics. It also includes marble run construction experiments. CONVENIENT STORAGE – A mesh bag and marble pouch makes it easy to store your marble run construction pieces and glow-in-the-dark marbles in one place. GLOW IN THE DARK MARBLES – The marble run kit includes 6 different colours of glow in the-dark glass marbles that shine bright as they zig-zag down the marble run. Also Includes UV light to quickly recharge the marbles. STURDY TIGHT-FIT PIECES – This construction kit is designed to fit together snuggly, so your marble maze wont fall apart while you play. With 12 sturdy bases, 58 exciting action pieces, and 130 c