How many pieces does the LEGO BOOMTOWN BUILD Discovery Set (45812-1) have?

The LEGO BOOMTOWN BUILD Discovery Set set (45812-1) contains 78 pieces. It was released in 2019 as part of the LEGO FIRST LEGO League theme.

How can I find missing parts for LEGO set 45812-1?

On BrickMissing you can check which parts from the LEGO BOOMTOWN BUILD Discovery Set (45812-1) you already own. Add your LEGO collection and we'll show exactly which of the 78 pieces you're missing and which you already have.

Can I build the LEGO BOOMTOWN BUILD Discovery Set with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 78 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO BOOMTOWN BUILD Discovery Set from?

The LEGO BOOMTOWN BUILD Discovery Set (45812-1) belongs to the LEGO FIRST LEGO League theme. You can browse all FIRST LEGO League sets on BrickMissing to find more sets from this theme.

BOOMTOWN BUILD Discovery Set

45812-1 FIRST LEGO League 2019 78 parts 63.6% catalog rarity Beginner

BOOMTOWN BUILD Discovery Set (45812-1) is a LEGO set with a listed count of 78 parts. Available inventory data is shown below.

Parts Inventory

🧱 78 parts

Showing the first 12 rows of the parts list (78 pieces in total). The full list loads automatically.

Color	Qty	LEGO price each
Yellow	2×	Check price → View
Black	4×	Check price → View
Bright Green	4×	Check price → View
Red	1×	Check price → View
Bright Pink	1×	Check price → View
Red	1×	Check price → View
Medium Azure	8×	Check price → View
Green	5×	€1,06 View at LEGO → View
Yellow	5×	€1,06 View at LEGO → View
Blue	5×	€1,06 View at LEGO → View
Red	5×	€1,06 View at LEGO → View
Medium Blue	5×	€1,06 View at LEGO → View

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Catalog rarity

How common are the parts in BOOMTOWN BUILD Discovery Set?

63.6%Very high rarity

more commonless common

14 of 22 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.

Theme average

14.4%

All sets

6.7%

Least common in our catalog

Duplo Fence Railing 1 x 6, · Yellow · only this set in our catalogDuplo Train Crossing Gate Base / Crane B… · Black · only this set in our catalogDuplo Plate 2 x 5 · Bright Green · only this set in our catalog

How we calculate this →