BATCH 281 ETA : MID TO END OF NOVEMBER
DESCRIPTION
This marble run construction set allows kids to build an endless array of marble runs. Pieces connect easily, and the set includes 8 glow-in-the-dark marbles in a variety of colors. A full-color learning guide provides tips on building a great marble run, as well as insight into the science of motion and gravity.
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Explore the world of engineering, gravity, and motion.
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41 marble run construction pieces and 8 glow-in-the-dark marbles. Together equals the 50-piece count
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Comes with a storage bag to keep all your pieces together
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Compatible with all our other marble run sets so you can build even bigger
