How many parts to go?
Can you build this from what you own?
Just pick the sets you own — see this set's completion rate and missing parts instantly.
“Level Four - Kit 12, Inventor's Lab” is LEGO® “Master Builder Academy” theme set number 20211. Released in 2012, it has 208 pieces. With Re:GO you can automatically work out what percentage of this set you can build from the LEGO parts you already own, along with the missing parts and an estimated cost. Use the links below to compare prices on Amazon, Rakuten, Yahoo! Shopping, Mercari and Yahoo! Auctions, and find the best deal on new, used, or individual parts.
Part breakdown 62 types
Color split (most first)
Tan×88
Black×53
Dark Blue×19
Light Bluish Gray×14
Dark Bluish Gray×13
Dark Red×10
White×4
Trans-Clear×2
Main parts (most used first)
3069b Tile 1 x 2 with Groove
Dark Blue · ×16
2540 Plate Special 1 x 2 Side Handle [Free Ends]
Black · ×12
42023 Brick Curved 6 x 1 Inverted
Tan · ×12
3665 Slope Inverted 45° 2 x 1
Tan · ×10
6141 Plate Round 1 x 1 with Solid Stud
Black · ×9
3039 Slope 45° 2 x 2
Tan · ×8
3023 Plate 1 x 2
Dark Red · ×7
2420 Plate 2 x 2 Corner
Tan · ×6
2654 Plate Round 2 x 2 with Rounded Bottom [Boat Stud]
Light Bluish Gray · ×6
6589 Technic Gear 12 Tooth Bevel
Tan · ×5
2458 Brick Special 1 x 2 with Pin
Dark Bluish Gray · ×4
3040b Slope 45° 2 x 1 with Bottom Pin
Black · ×4
3794b Plate Special 1 x 2 with 1 Stud with Groove (Jumper)
Tan · ×4
3894 Technic Brick 1 x 6 [5 Pin Holes]
Black · ×4
3004 Brick 1 x 2
Dark Blue · ×3
3700 Technic Brick 1 x 2 [1 Pin Hole]
White · ×3
54200 Slope 30° 1 x 1 x 2/3 (Cheese Slope)
Tan · ×3
6636 Tile 1 x 6 with Groove
Dark Bluish Gray · ×3
More “Master Builder Academy” theme sets
Re:GO is an unofficial service and is not affiliated with the LEGO Group. LEGO® is a trademark of the LEGO Group. Data is based on Rebrickable and others.