- 85 complete see-through Marble Run pieces in 19 distinct styles allow you to see all the action (we don’t count pieces like everyone else – these are actual complete pieces and not parts that have to be added together! See comparison in Product Description.)
- Solid plastic pieces that stick together and are easy for kids to play with
- 8 solid bases including 3 large bases to ensure maximum stability (large base designs vary slightly per included pieces image)
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