Marble Run 3D Wooden Puzzle Set with 4 Balls – Mechanical Model Kit

Create a hand-cranked marble run that sends four balls along its track with this 3D wooden puzzle model kit. Laser-cut wooden parts fit together into a mechanical model you'll be proud to display.

• What's included: laser-cut wooden sheets with all model parts and illustrated assembly instructions

• Build at your own pace — a calm, hands-on hobby that's ideal for a relaxing evening or weekend

• Recommended for ages 14+; contains small parts and is not suitable for young children

• A thoughtful gift for birthdays, holidays, book lovers and anyone who enjoys crafts and miniatures