Product Series:

DIY Big Size Blocks series

Certificate: 3C/CE

Number of particles：77 pieces /154 pieces / 231 pieces / 308 pieces

Size: Big Size Building

BlocksColors : Various Colors ( The color will be ship at random )

Product Material： Environmentally friendly ABS plastic

Age： >3 years

Product Maintenance： 45 ° warm water washing

Product Package: No original color box,PP Bag with Bubble Safty Packing+Building instruction book

🎠 77–308PCS Marble Run Funnel Slide Big Block Set – DIY Track Building Toy for Kids

Item Description:

Let the marbles roll! This creative building block set features between 77 and 308 large bricks designed for building a colorful marble race track. With funnels, slides, and twists, it's a hands-on way for kids to develop spatial awareness, creativity, and problem-solving skills.

✔️ Choose from 77 to 308PCS sets
✔️ Build your own marble race run with slides & funnels
✔️ Compatible with most large block brands
✔️ Fun, educational, and colorful design

🧩 Product Features:

Piece Count: 77 / 158 / 208 / 308 pieces (depending on set)
Material: Durable ABS plastic
Assembly Required: Yes – building block set
Design: DIY marble race track with slides & curves
Compatibility: Works with standard big bricks
Age Recommendation: As labeled by manufacturer

🎁 Perfect For:

Children who love interactive building toys
STEM-focused play for developing creativity
Young builders exploring motion & mechanics
Birthday or holiday gift idea for kids

📦 Shipping & Handling:

Secure packaging for all block pieces
Easy-to-follow visual instructions included
Fast shipping: 3–10 business days

🌀 Create endless marble race designs and keep the fun rolling – perfect for curious minds and active imaginations!