Beginner
≈ 18 hSuggested range12 h 30 min – 25 h 15 min
Official LEGO® image · © LEGO Group and/or the respective rights holders. Source: LEGO Italy ↗
Icons · SET 10326
Natural History Museum
A modular museum with exhibits, skylights and a large dinosaur skeleton. The facade, galleries and small details bring museum life to a build spread across several floors.
- Pieces
- 4,014
- Release year
- 2023
- Theme
- Icons
- Set number
- 10326
- LEGO recommended age
- 18+
- LEGO retail price · Italy
- 299.99 €
Available at LEGO Italy when checked on 22 October 2026. Availability can change. Check the store for the latest information.
Retail price reported by the LEGO source for the stated market. Check the store for current price and availability; this does not establish the launch price. LEGO ↗ · Reference checked on 22 October 2026
Official English name verified at: LEGO English catalogue ↗ · Checked on 24 October 2026.
TIME TO BUILD
How long does it take to build Natural History Museum?
A starting point for planning your build. Times for each experience level are editorial estimates, not measurements submitted by HowLongToBuild users.
Editorial estimate informed by external reports
Intermediate
≈ 12 hSuggested range8 h 30 min – 16 h 45 minExperienced
≈ 8 hSuggested range5 h 30 min – 11 h 15 minBased on one person building the set for the first time, following the original instructions and using numbered bags where supplied. Includes normal piece-finding and minor adjustments; excludes long breaks, filming, dismantling and modifications. Sources may use different methods. This range is neither a statistical interval nor a limit: your build may take less or more time.
How we estimate times · sources and method
Masonry, furniture and exhibits produce different building rhythms. The review’s eight hours describe a brisk pace; our ranges allow more time to explore the interiors. Experience bands are cautious editorial estimates, not measured user averages.
Sources do not always specify the builder’s experience. The three experience bands are our editorial assessment, based on the complexity of the set and individual accounts where available.
- Brick Fanatics · Natural History Museum ↗
Brick Fanatics reports about eight hours at a brisk pace.
Checked: 22 October 2026 · Method v1.0 · Limited reports; not a statistical average.
BUILT BY THE COMMUNITY
Yours could be the first building time.
0 reviewed solo building times.
No solo building times have been reviewed yet. You can still find editorial estimates under Suggested times.
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How much display space does it need?
Assembled building
- Height
- ≈ 31 cm
- Width
- ≈ 39 cm
- Depth / length
- ≈ 25 cm
Check your shelf space
Approximate assembled-model measurements, not packaging dimensions. Allow extra room for handling, moving parts and the display stand. The comparison uses the measured model’s overall footprint, allows a 90° rotation and does not assess stability or shelf load. Source LEGO ↗ · 2026-10-29
BEYOND THE BRICKS
Did you know?
Inside the set
A dinosaur reaching the upper floors
A brachiosaurus skeleton dominates the galleries. Two skylights bring light into the building’s levels and illuminate the exhibits.
LEGO sourceA window cleaner with a real-life inspiration
LEGO says the window cleaner is based on one of its designers, adding a reference to the people who create the sets among the museum staff.
LEGO sourceBeyond the set
The stories, places and inventions behind your build.
A name inspired by its arms
Brachiosaurus means “arm lizard”: its front limbs were longer than its hind limbs. Those proportions gave it a different outline from other large sauropods.
Read the full story
Brachiosaurus means arm lizard. Longer forelimbs gave it an upward-sloping posture which, with its long neck, supported feeding from tall trees. Large sauropods did not all share identical proportions: limb differences changed their outline and relationship with the vegetation they could reach.
A giant of the Jurassic
Brachiosaurus lived in the Late Jurassic, around 152–145 million years ago. It did not live alongside Tyrannosaurus: these familiar museum dinosaurs belong to very different periods.
Read the full story
Brachiosaurus lived in Late Jurassic North America around 152–145 million years ago. Remains discovered in Colorado in 1900 were named in 1903. No complete skeleton is known; full-body reconstructions also draw on comparison with its related African counterpart, Giraffatitan, rather than one entirely preserved individual.
Expanded stories updated on 29 October 2026
Written by HowLongToBuild · Sources are linked with each story · Checked on 22 October 2026. Historical facts and story details refer to the context described.
THE COMMUNITY’S EXPERIENCE
What was it like to build?
Three separate scores from 1 to 10. For difficulty, 1 means very easy and 10 means very difficult.
No approved ratings yet. Scores are never generated by this site or inferred from the recommended age.
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Building tips from the community
Specific steps, useful checks and sticking points. Contributions appear after moderation, in their original language. Do not upload instruction pages or personal contact details.
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Sign in to contributeSET THE MOOD
A soundtrack for your build
· Selected for the subject and atmosphere
Voice and jazz trio suggest a small-club atmosphere. This suits social interiors and everyday scenes, as an alternative to purely instrumental selections.
OUR PICK
Waltz for Debby
Monica Zetterlund & Bill Evans
Intimate and spaciousA build to spread over several sessions: choose the more understated option when you want the instructions to take centre stage. The music does not set your pace.
Editorial suggestions, not official soundtracks for the set. External services may require an account or subscription; editions and availability can vary by country. Suggest another soundtrack →
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YOUR NEXT BUILD
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