Free tool

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.

Birthday Buddy

Checking

40226 Birthday Buddy

134 pieces in 48 part and color combinations.

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.

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Piece checklist

White 42 pieces

  • Bar 6L with Stop Ring White Part 63965 Element 6170419 or 6081986 ×2
  • Brick 1 x 1 White Part 3005 Element 6552096 or 6548258 ×3
  • Brick Curved 2 x 1 No Studs [1/2 Bow] White Part 11477 Element 6552145 or 6548276 ×1
  • Brick Curved 3 x 1 No Studs White Part 50950 Element 6548268 or 4249112 ×1
  • Brick Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] White Part 11153 Element 6578744 or 6564905 ×6
  • Brick Round 1 x 1 Open Stud White Part 3062b Element 6619283 or 306201 ×2
  • Plate 1 x 1 White Part 3024 Element 6548262 or 302401 ×1
  • Plate 1 x 2 White Part 3023 Element 6552100 or 6548261 ×7
  • Plate 1 x 4 White Part 3710 Element 6552108 or 6548266 ×4
  • Plate 2 x 2 White Part 3022 Element 6552099 or 6548260 ×6
  • Plate Special 1 x 2 with Clip Horizontal on End White Part 63868 Element 6361170 or 4535737 ×4
  • Tile 2 x 4 with Groove White Part 87079 Element 6548271 or 4560178 ×1
  • Tile Round 2 x 2 with Bottom Stud Holder White Part 14769 Element 6601846 or 6044691 ×4

Reddish Brown 36 pieces

  • Brick 2 x 2 Corner Reddish Brown Part 2357 Element 4211200 ×2
  • Brick 2 x 4 Reddish Brown Part 3001 Element 4211201 ×1
  • Brick Curved 2 x 2 x 2/3 Reddish Brown Part 15068 Element 6146858 ×4
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Reddish Brown Part 54200 Element 4504376 or 4260486 ×4
  • Brick Special 1 x 1 with Stud on 1 Side Reddish Brown Part 87087 Element 6062574 or 4618545 ×8
  • Plate 1 x 2 Reddish Brown Part 3023 Element 4211150 ×8
  • Plate 1 x 4 Reddish Brown Part 3710 Element 4211190 ×4
  • Plate 2 x 2 Reddish Brown Part 3022 Element 4613975 or 4216695 ×1
  • Plate 2 x 4 Reddish Brown Part 3020 Element 4211186 ×1
  • Plate 2 x 6 Reddish Brown Part 3795 Element 4211247 ×3

Medium Azure 25 pieces

  • Brick 1 x 1 Medium Azure Part 3005 Element 6603285 or 4619652 ×1
  • Brick Curved 2 x 1 No Studs [1/2 Bow] Medium Azure Part 11477 Element 6603334 or 6071246 ×1
  • Brick Curved 2 x 2 x 2/3 Medium Azure Part 15068 Element 6119126 ×2
  • Brick Curved 3 x 1 No Studs Medium Azure Part 50950 Element 6035598 ×1
  • Brick Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] Medium Azure Part 11153 Element 6603601 or 6580402 ×6
  • Plate 1 x 1 Medium Azure Part 3024 Element 6603339 or 6097493 ×1
  • Plate 1 x 2 Medium Azure Part 3023 Element 6603337 or 6097419 ×6
  • Plate 1 x 4 Medium Azure Part 3710 Element 6603965 or 6070757 ×3
  • Plate 2 x 2 Medium Azure Part 3022 Element 6603309 or 4625032 ×4

Light Bluish Gray 7 pieces

  • Brick Special 1 x 4 with 4 Studs on One Side Light Bluish Gray Part 30414 Element 4211636 ×3
  • Plate Special 1 x 2 5.9mm Centre Side Towball Socket Light Bluish Gray Part 14704 Element 6414561 or 6338165 ×4

Yellow 6 pieces

  • Brick Round 2 x 2 Dome Top, Hollow Stud Yellow Part 30367c Element 4216656 ×1
  • Brick Round 2 x 2 x 1 1/3 Inverted Yellow Part 24947 Element 6145704 ×1
  • Brick Special 1 x 2 with 2 Studs on 1 Side Yellow Part 11211 Element 6119197 ×4

Black 5 pieces

  • Plate 1 x 2 Black Part 3023 Element 302326 ×4
  • Plate Special Round 8 x 8 with 2 x 2 Center Studs with Groove Black Part 6177b Element 4205860 or 617726 ×1

Dark Bluish Gray 5 pieces

  • Plate 2 x 6 Dark Bluish Gray Part 3795 Element 4211002 ×1
  • Plate Special 1 x 2 with 5.9mm Centre Side Towball Dark Bluish Gray Part 14417 Element 6414560 or 6338160 ×2
  • Plate Special 1 x 2 with End Towball Dark Bluish Gray Part 22890 Element 6370802 or 6338168 ×2

Bright Pink 2 pieces

  • Tile Round 1 x 1 Bright Pink Part 98138 Element 6284587 or 6055380 ×2

Red 2 pieces

  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Red Part 54200 Element 5074621 or 4504379 ×2

Bright Light Orange 1 piece

  • Plant, Flower, Plate Round 1 x 1 with 4 Petals Bright Light Orange Part 33291 Element 6170304 or 4624184 ×1

Tan 1 piece

  • Plate 4 x 4 Tan Part 3031 Element 4243824 or 4113919 ×1

Trans-Yellow 1 piece

  • Cone 1 x 1 [Top Groove] Trans-Yellow Part 59900 Element 6514022 or 6337597 ×1

[No Color/Any Color] 1 piece

  • Sticker Sheet for Set 40226-1 [No Color/Any Color] Part 27106 Element 6155616 ×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.