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LEGO Missing Piece Checker

Rule out the usual hiding places first. If the piece really is gone, check the set piece by piece and leave with the element ID LEGO asks for, or a link to buy the part.

LEGO House Tree of Creativity

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4000024 LEGO House Tree of Creativity

982 pieces in 148 part and color combinations, plus 7 minifigures.

LEGO counts 1,005 pieces. This inventory comes from a separate parts catalog and lists 1,008, including the 26 parts inside the minifigures; the two do not always count the same elements, so their totals differ. Spare parts are counted in neither figure.

Before you call it missing

Builders who report a missing piece often find it in one of these places. Tick each one off as you look.

Look-alike colors in this set

These parts appear in this set in two colors that are easy to confuse. If you are one short in one color, check whether it went in where the other color belongs. Each color has its own element ID in the parts list at the back of the instructions.

2 more look-alike pairs
  • Cone 1 x 1 [Top Groove] Black ×1 Dark Bluish Gray ×4 Black is darker than Dark Bluish Gray.
  • Plate 1 x 2 Black ×1 Dark Bluish Gray ×8 Black is darker than Dark Bluish Gray.
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Piece checklist

Green 290 pieces

  • Plate 1 x 2 Green Part 3023 Element 302328 ×54
  • Plate 2 x 2 Green Part 3022 Element 302228 ×58
  • Plate 2 x 2 Corner Green Part 2420 Element 4157120 or 242028 ×48
  • Plate 2 x 3 Green Part 3021 Element 302128 ×26
  • Plate 4 x 6 Green Part 3032 Element 4116671 ×11
  • Plate Round 1 x 1 with Solid Stud Green Part 6141 Element 4569058 or 4519965 ×93

Reddish Brown 183 pieces

  • Brick 1 x 2 Reddish Brown Part 3004 Element 4613963 or 4211149 ×15
  • Brick 1 x 3 Reddish Brown Part 3622 Element 4245312 or 4211220 ×20
  • Brick 1 x 4 Reddish Brown Part 3010 Element 4211225 ×6
  • Brick 2 x 2 Reddish Brown Part 3003 Element 4211210 ×6
  • Brick 2 x 2 Corner Reddish Brown Part 2357 Element 4211200 ×33
  • Brick 2 x 4 Reddish Brown Part 3001 Element 4211201 ×1
  • Brick Arch 1 x 5 x 4 [Continuous Bow, Raised Underside Cross Supports] Reddish Brown Part 14395 Element 6044725 ×11
  • Brick Sloped 33° 3 x 1 Reddish Brown Part 4286 Element 4211197 ×11
  • Brick Sloped 33° 3 x 2 Reddish Brown Part 3298 Element 4216625 ×2
  • Brick Sloped 45° 2 x 1 with Bottom Pin Reddish Brown Part 3040b Element 4211199 ×8
  • Brick Sloped 45° 2 x 2 Reddish Brown Part 3039 Element 4211202 ×4
  • Brick Special 1 x 1 with Stud on 1 Side Reddish Brown Part 87087 Element 6062574 or 4618545 ×11
  • Equipment Whip [Coiled] Reddish Brown Part 61975 Element 6613882 or 6401395 ×1
  • Plate 1 x 2 Reddish Brown Part 3023 Element 4211150 ×20
  • Plate 1 x 3 Reddish Brown Part 3623 Element 4211152 ×12
  • Plate 2 x 2 Reddish Brown Part 3022 Element 4613975 or 4216695 ×1
  • Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip] Reddish Brown Part 60897 Element 6337003 or 6066142 ×1
  • Plate Special 1 x 2 with Clip Horizontal on Side Reddish Brown Part 11476 Element 6313124 or 6185998 ×1
  • Plate Special 1 x 2 with Door Rail Reddish Brown Part 32028 Element 4645103 or 4541288 ×1
  • Plate Special 4 x 4 with 2 x 2 Opening Reddish Brown Part 64799 Element 6070442 ×5
  • Technic Brick 1 x 1 with Pin Hole Reddish Brown Part 6541 Element 4620075 or 4528461 ×6
  • Tile 1 x 2 with Groove Reddish Brown Part 3069b Element 4211151 ×2
  • Tile Round 1 x 1 Reddish Brown Part 98138 Element 6284586 or 6133854 ×4
  • Wedge Plate 3 x 2 Right Reddish Brown Part 43722 Element 6021336 or 4585489 ×1

Lime 138 pieces

  • Plate 1 x 1 Lime Part 3024 Element 4621557 or 4561480 ×136
  • Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Lime Part 15573 Element 6092592 ×2

Black 57 pieces

  • Bar 1L with Clip [Cut Edges and One Side Hole] [Gap in Clip] Black Part 48729b Element 6278152 or 6037347 ×1
  • Bar 4L (Lightsaber Blade / Wand) Black Part 30374 Element 6116604 or 4140303 ×1
  • Bracket 1 x 2 - 1 x 2 Black Part 99781 Element 6016172 ×1
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Black Part 54200 Element 4504382 or 4287159 Also in Trans-BrownAlso in Dark Bluish Gray ×7
  • Brick Special 1 x 1 with Studs on 2 Sides Black Part 47905 Element 4214559 ×1
  • Brick Special 1 x 2 x 2/3 with Studs on Sides Black Part 4595 Element 6681661 or 4523339 ×1
  • Cone 1 x 1 [Top Groove] Black Part 59900 Element 4529236 Also in Dark Bluish Gray ×1
  • Equipment Camera Handheld with Central Viewfinder Black Part 30089b Element 6476480 or 4106552 ×1
  • Lever Small Base with Black Lever Black Part 298c02 Element 73587 ×1
  • Plate 1 x 1 Black Part 3024 Element 302426 ×1
  • Plate 1 x 2 Black Part 3023 Element 302326 Also in Dark Bluish Gray ×1
  • Plate Round 1 x 1 with Solid Stud Black Part 6141 Element 614126 ×9
  • Plate Special 1 x 1 Rounded with Handle Black Part 26047 Element 6157554 ×1
  • Plate Special 1 x 1 with Clip Horizontal [Thick Open O Clip] Black Part 61252 Element 6308000 or 4517925 ×1
  • Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip] Black Part 60897 Element 6330189 or 4617547 ×2
  • Technic Beam 1 x 2 Thin Black Part 41677 Element 6338428 or 4167726 ×2
  • Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] Black Part 32054 Element 4140801 or 4107742 ×6
  • Technic Pin with Friction Ridges Lengthwise and Center Slots Black Part 2780 Element 4121715 or 278026 ×15
  • Tile 1 x 1 with Groove Black Part 3070b Element 307026 ×2
  • Tile Special 1 x 1 with Clip with Rounded Edges Black Part 15712 Element 6335388 or 6066102 ×2

Dark Green 51 pieces

  • Plate 2 x 4 Dark Green Part 3020 Element 6618075 or 4586057 ×51

White 48 pieces

  • Bar 3L White Part 87994 Element 6552205 or 6428803 ×1
  • Brick 2 x 2 Corner White Part 2357 Element 6552088 or 6548253 ×1
  • Brick 2 x 4 White Part 3001 Element 6552094 or 300101 ×2
  • Brick 2 x 8 White Part 3007 Element 6619309 or 6033776 ×6
  • Brick Round 1 x 1 with Fins, Open Stud White Part 4588 Element 6331225 or 6321197 ×1
  • Cone 1 x 1 [Top Groove] White Part 59900 Element 6601844 or 4518400 ×1
  • Food Ice Cream Scoops White Part 6254 Element 6458475 or 625401 ×2
  • Plate 1 x 2 White Part 3023 Element 6552100 or 6548261 Also in Trans-Clear ×1
  • Plate 16 x 16 White Part 91405 Element 4618526 ×1
  • Plate 2 x 12 White Part 2445 Element 6552091 or 244501 ×2
  • Plate 2 x 2 Corner White Part 2420 Element 6548254 or 242051 ×2
  • Plate 2 x 8 White Part 3034 Element 6552101 or 303401 ×4
  • Plate Round 1 x 1 with Solid Stud White Part 6141 Element 6601919 or 614101 ×1
  • Plate Special 1 x 2 with Handle on End [Closed Ends] White Part 60478 Element 6552131 or 4515364 ×1
  • Technic Beam 1 x 15 Thick White Part 32278 Element 4542578 or 4227533 ×2
  • Technic Beam 1 x 5 Thick White Part 32316 Element 4249021 or 4140465 ×1
  • Technic Brick 1 x 1 with Pin Hole White Part 6541 Element 6609542 or 654101 ×1
  • Technic Brick 1 x 2 [2 Pin Holes] White Part 32000 Element 6564911 or 3200001 ×1
  • Tile 2 x 4 with Groove White Part 87079 Element 6548271 or 4560178 ×14
  • Tile Round 1 x 1 with Offset Black Eye Print White Part 98138pr0008 Element 6284599 or 6029156 ×2
  • Torso Mechanical, Battle Droid White Part 30375 Element 6550166 or 4533503 ×1

Yellow 40 pieces

  • Brick Special 1 x 1 with Headlight Yellow Part 4070 Element 407024 ×6
  • Cone 1 x 1 [Top Groove] Yellow Part 59900 Element 4525464 Also in Trans-Yellow ×1
  • Panel 1 x 2 x 1 [Rounded Corners] Yellow Part 4865b Element 6146219 ×1
  • Plant, Banana Yellow Part 33085 Element 4114584 ×1
  • Plate 1 x 1 Yellow Part 3024 Element 302424 ×4
  • Plate 2 x 2 Yellow Part 3022 Element 4613978 or 302224 ×11
  • Plate Special 1 x 1 with Clip Horizontal [Thick Open O Clip] Yellow Part 61252 Element 6347294 or 4540040 ×2
  • Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Yellow Part 15573 Element 6092583 ×2
  • Technic Beam 1 x 11 Thick Yellow Part 32525 Element 6028107 or 4534912 ×2
  • Technic Beam Triangle Thin [Type II] Yellow Part 99773 Element 6331435 or 6010863 ×2
  • Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced Yellow Part 32123b Element 6271167 or 3212324 ×4
  • Tile 1 x 1 with Groove Yellow Part 3070b Element 307024 ×3
  • Tile Special 1 x 1 with Clip with Rounded Edges Yellow Part 15712 Element 6348056 or 6116726 ×1

Dark Bluish Gray 29 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Dark Bluish Gray Part 54200 Element 4504378 or 4244373 Also in BlackAlso in Trans-Brown ×2
  • Brick Special 1 x 1 Studs on 4 Sides Dark Bluish Gray Part 4733 Element 4210700 ×1
  • Chain 6L [5 Links] Dark Bluish Gray Part 92338 Element 6311445 or 4600437 ×1
  • Cone 1 x 1 [Top Groove] Dark Bluish Gray Part 59900 Element 4529240 Also in Black ×4
  • Plate 1 x 2 Dark Bluish Gray Part 3023 Element 4211063 Also in Black ×8
  • Plate 1 x 3 Dark Bluish Gray Part 3623 Element 4211133 ×4
  • Plate 2 x 3 Dark Bluish Gray Part 3021 Element 4211043 ×1
  • Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Dark Bluish Gray Part 4081b Element 6281996 or 4632574 ×2
  • Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle Dark Bluish Gray Part 11214 Element 6015356 ×1
  • Technic Beam 1 x 11 Thick Dark Bluish Gray Part 32525 Element 4603472 or 4534914 ×1
  • Tile Special 1 x 2 Grille with Bottom Groove Dark Bluish Gray Part 2412b Element 4210631 ×4

Dark Tan 29 pieces

  • Brick 1 x 1 Dark Tan Part 3005 Element 6001824 or 4497070 ×26
  • Brick Sloped Inverted 45° 2 x 1 Dark Tan Part 3665 Element 6121959 ×3

Light Bluish Gray 28 pieces

  • Brick 1 x 2 Light Bluish Gray Part 3004 Element 4211388 ×2
  • Brick Arch 1 x 3 Light Bluish Gray Part 4490 Element 4645397 or 4519971 ×1
  • Brick Special 1 x 1 with Headlight Light Bluish Gray Part 4070 Element 4211476 ×6
  • Plate 1 x 1 Light Bluish Gray Part 3024 Element 4211399 ×8
  • Plate Special 1 x 2 with Bar Up [Horizontal Arm 5mm] Light Bluish Gray Part 88072 Element 6261353 or 4611702 ×1
  • Technic Axle 3 Light Bluish Gray Part 4519 Element 4211815 ×4
  • Technic Gear 16 Tooth Reinforced [New Style] Light Bluish Gray Part 94925 Element 4640536 ×1
  • Technic Pin 1/2 without Friction Ridges Light Bluish Gray Part 4274 Element 4274194 or 4211483 ×1
  • Tile 1 x 4 with Groove Light Bluish Gray Part 2431 Element 4211356 or 2431194 ×2
  • Wedge Plate 3 x 2 Left Light Bluish Gray Part 43723 Element 4211794 ×1
  • Wedge Plate 3 x 2 Right Light Bluish Gray Part 43722 Element 4211791 ×1

Dark Brown 23 pieces

  • Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Dark Brown Part 3660 Element 4648296 ×1
  • Brick Special 1 x 2 Palisade [aka Log] Dark Brown Part 30136 Element 4519970 ×22

Red 21 pieces

  • Brick 2 x 2 Corner Red Part 2357 Element 235771 or 235721 ×2
  • Plate 1 x 1 Red Part 3024 Element 302421 ×4
  • Plate 1 x 2 Red Part 3023 Element 302321 ×1
  • Plate 1 x 4 Red Part 3710 Element 371021 ×1
  • Plate Round 1 x 1 with Solid Stud Red Part 6141 Element 614121 Also in Trans-Red ×6
  • Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Red Part 4081b Element 6281994 or 4632572 ×2
  • Plate Special 1 x 2, Top Clip [Split] Red Part 92280 Element 4597713 ×1
  • Technic Beam 1 x 15 Thick Red Part 32278 Element 4542575 or 4163147 ×2
  • Technic Brick 1 x 2 [2 Pin Holes] Red Part 32000 Element 4179355 or 4101764 ×2

Tan 11 pieces

  • Plate 1 x 4 Tan Part 3710 Element 4113233 or 371005 ×3
  • Plate Special 1 x 1 with Clip Horizontal [Thick Open O Clip] Tan Part 61252 Element 6347292 or 4520947 ×2
  • Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Tan Part 4081b Element 6281995 or 4632573 ×2
  • Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip] Tan Part 60897 Element 6352222 or 6029889 ×2
  • Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Tan Part 15573 Element 6092587 ×1
  • Tile Round 2 x 2 with Bottom Stud Holder Tan Part 14769 Element 6066344 ×1

Trans-Dark Blue 9 pieces

  • Plate 1 x 1 Trans-Dark Blue Part 3024 Element 6513965 or 6252044 ×5
  • Plate 1 x 2 Trans-Dark Blue Part 3023 Element 6514004 or 6240215 ×4

Blue 8 pieces

  • Plate Round 1 x 1 with Solid Stud Blue Part 6141 Element 614123 ×1
  • Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Blue Part 15573 Element 6092582 ×3
  • Tile 1 x 2 with Classic Space Logo Print Blue Part 3069bpr9889 Element 6197815 ×1
  • Tile Special 1 x 2 Grille with Bottom Groove Blue Part 2412b Element 241223 ×3

Orange 4 pieces

  • Brick and Axle Separator v2.0 Orange Part 96874 Element 6240515 or 4654448 ×1
  • Plate 1 x 2 Orange Part 3023 Element 4177932 or 4163009 ×1
  • Technic Beam 1 x 3 Thick Orange Part 32523 Element 6102618 or 4655127 ×2

Trans-Clear 3 pieces

  • Plate 1 x 1 Trans-Clear Part 3024 Element 6513962 or 6252041 ×2
  • Plate 1 x 2 Trans-Clear Part 3023 Element 6514001 or 6240204 Also in White ×1

Trans-Yellow 3 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Trans-Yellow Part 54200 Element 6245272 or 4260942 ×1
  • Cone 1 x 1 [Top Groove] Trans-Yellow Part 59900 Element 6514022 or 6337597 Also in Yellow ×1
  • Plate Round 1 x 1 with Solid Stud Trans-Yellow Part 6141 Element 6514056 or 6240216 ×1

Dark Red 2 pieces

  • Plate Round 1 x 1 with Open Stud Dark Red Part 85861 Element 6168645 or 6073031 ×2

Dark Azure 1 piece

  • Plate 1 x 2 Dark Azure Part 3023 Element 4653988 ×1

Trans-Brown 1 piece

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Trans-Brown Part 54200 Element 6245263 or 4244368 Also in BlackAlso in Dark Bluish Gray ×1

Trans-Neon Green 1 piece

  • Food Popsicle / Lollipop Trans-Neon Green Part 30222 Element 6216057 or 4568173 ×1

Trans-Orange 1 piece

  • Plate Round 1 x 1 with Solid Stud Trans-Orange Part 6141 Element 6514059 or 6240227 ×1

Trans-Red 1 piece

  • Plate Round 1 x 1 with Solid Stud Trans-Red Part 6141 Element 6514051 or 6208450 Also in Red ×1

Minifigures 7 figures

  • Baby, White Body - Head with no neck Minifigure, checked as a whole figure ×1
  • Medium Lavender Torso, Sand Blue Legs, Dark Brown Hair Minifigure, checked as a whole figure ×1
  • Man, LEGO House 'Home of the Brick', White Legs, White Cap Minifigure, checked as a whole figure ×1
  • Black Torso, Tan Legs, Black Hair Minifigure, checked as a whole figure ×1
  • Kid, Bright Pink Torso, Dark Red Legs, Dark Orange Hair Minifigure, checked as a whole figure ×1
  • Dark Azure Torso, Dark Bluish Grey Legs, Dark Brown Hair Minifigure, checked as a whole figure ×1
  • Sand Blue Torso, Dark Blue Legs, Light Bluish Grey Hair Minifigure, checked as a whole figure ×1

Tick each piece as you find it, or mark it missing.

When a piece really is missing

Ask LEGO

LEGO takes requests for pieces missing from a new set through its customer service site. The form asks for the set number and each piece's element ID, the number printed beside the piece in the parts list at the back of the instructions. This checker lists both.

Request a replacement from LEGO

Buy the piece

Mark a piece missing and your list links it to an eBay search for that part, which also covers pieces from older or second-hand sets.

Keep a record

Copy or download your missing list (the CSV opens in any spreadsheet), or print the whole checklist and tick pieces off on paper. Your marks stay in this browser, so you can check a big set over several sittings.