#10425Duplo2025
LEGO Train Tunnel and Tracks Expansion Set
Set #10425 · 2025 · 20 pieces · Starter build
Set Details
- Set Number
- 10425
- Name
- Train Tunnel and Tracks Expansion Set
- Theme
- Duplo
- Year
- 2025
- Pieces
- 20
- Complexity
- Starter
- Build Time
- 5-15 minutes
- Ages
- 1+
- Type
- Play-focused
About LEGO Train Tunnel and Tracks Expansion Set
LEGO Train Tunnel and Tracks Expansion Set (set #10425) is a small, compact build with 20 pieces from the Duplo theme, released in 2025. The Duplo line features larger bricks designed for toddlers and preschoolers aged 1-5. Designed for young children aged 1+, the larger Duplo bricks are easy to handle and safe for small hands.
Finding Instructions
Duplo instructions for set #10425 use large, simple step-by-step diagrams designed for parents to follow alongside young children. You can find them free on LEGO.com or upload a photo of the set to LegoFinder for instant identification.
Train Tunnel and Tracks Expansion Set FAQ
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