166 pcs Marble Run, Upgraded Marbles Run Kit for Kids STEM Toys with Glow Marbles, Beginner Marble Race Track Set with Colorful Marbles Birthday for Kids Boys Girls 3 4 5 6 7 8 9 10 11 12

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• 🐾166 PCS Marble Run Kit - This marble Set (Upgraded Version) includes 76 building pieces and 90 marbles (30 glow marbles, 30 glass marbles and 30 colorful marbles). You can't imagine how interesting it is and attract how many kids' attention. Kids can spend hours just focusing and playing. What a wonderful parent-kid time!
• 🐾Stable Bases - 8 bases including 4 large bases to ensure maximum stability, no worries your marble maze will fall apart while kids play. It also comes with 76 upgraded marble action pieces, including rotating coaster slides, straight and U-turn slides, windmills, hot tubs, rotating funnel bridges, ladder, straight and curved rails, double spiral shapes and half-circle etc. We offer the most unique and innovative construction toys products, just waiting for you to unlock more possibilities.
• 🐾 STEM Development - All building parts are interchangeable so kids can build countless creative models from beginner to advanced levels, fostering spatial imagination and logical thinking. Learning fun while playing fun, children will feel proud of what they have done!
• 🐾 Easy to build with manual - This stem marble run comes with an easy assembly manual, kids can easily follow it to build. Wonderful educational toy for boys and girls to develop hand-eye coordination, logical thinking, creativity, color and shape recognition!
• 🐾 Child Safety Gift - This marble learning toy passed the CPC certificate and CPSIA safety certificate, made of non toxic, ABS plastic material. Make it safe for children aged 3 to 12 years old to DIY with smooth rounded edges. Perfect marble game birthday gift, children's party, after-school fun, Christmas presents and all other holidays for kids.