Level One - Kits 1-3
20212-1 Master Builder Academy 2012 383 parts 3.4% repair risk Intermediate
Level One - Kits 1-3 (20212-1) is a LEGO Master Builder Academy from 2012. The set contains 383 parts across 12 part and colour combinations in 5 colours — the full inventory below shows exactly which pieces you need to build or complete it.
Parts Inventory
| Part | Qty | LEGO price each |
|---|---|---|
![]() Brick Curved 1 x 4 x 1 1/3 No Studs 10314 | 2× | €0,24 |
![]() Equipment Magnifying Glass with Thick Frame, Solid Handle, Trans-Clear Lens 10830pat0001 | 1× | Check price → View |
![]() Slope Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] 11153 | 4× | €0,12 |
![]() Tile Special 1 x 1 with Clip with Rounded Tips 12825 | 2× | Check price → View |
![]() Tile Special 1 x 2 Grille with Bottom Groove 2412b | 2× | €0,06 |
![]() Tile 1 x 4 with Groove 2431 | 2× | €0,12 |
![]() Tile 1 x 4 with Groove 2431 | 3× | €0,12 |
![]() Helmet, Standard 2446 | 1× | Check price → View |
![]() Lever Small Base with Black Lever 298c02 | 2× | €0,19 |
![]() Brick 1 x 2 3004 | 1× | €0,11 |
![]() Brick 1 x 1 3005 | 1× | €0,07 |
![]() Plate 2 x 4 3020 | 1× | €0,15 |
Repairability
Can you fix Level One - Kits 1-3 if a piece goes missing?
4 of the 117 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.
Theme average
3.5%
All sets
6.7%
Hardest to replace
More Master Builder Academy sets
Browse more LEGO Master Builder Academy sets related to Level One - Kits 1-3, including models from 2012 and other sets in the same theme.
Build DNA
Parts inventory insights for Level One - Kits 1-3
383 pieces puts this build +69% against the average Master Builder Academy set and +33% against the average 2012 release.
Vs average Master Builder Academy set
Average Master Builder Academy set: 226 pieces across 16 other sets.
Vs average 2012 set
Average 2012 set: 289 pieces across 304 other sets.
Color profile
Dominant color
Black
Unique parts
0.3 pieces per unique type
Repeat factor
Average pieces per unique type.
Most used part
Plate 1 x 2
51xResults are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.
This site is not affiliated with or endorsed by the LEGO Group.



![Slope Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges]](https://cdn.rebrickable.com/media/parts/elements/6578745.jpg)








