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.

Puppy Treats & Tricks

Checking

41304 Puppy Treats & Tricks

45 pieces in 30 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

Plates 8 pieces

  • Plate 2 x 8 Black Part 3034 Element 303426 ×1
  • Plate 1 x 2 Dark Pink Part 3023 Element 6057387 or 4245302 ×2
  • Plate 1 x 6 Dark Pink Part 3666 Element 6097094 ×1
  • Plate 1 x 3 Lime Part 3623 Element 4534664 or 4271564 ×2
  • Plate 1 x 2 Medium Azure Part 3023 Element 6603337 or 6097419 ×2

Bricks Sloped 7 pieces

  • Brick Sloped 33° 3 x 1 Medium Azure Part 4286 Element 6097317 ×2
  • Brick Sloped 33° 3 x 1 White Part 4286 Element 6632142 or 428601 ×2
  • Brick Sloped 33° 3 x 4 White Part 3297 Element 329701 ×2
  • Brick Sloped 45° 2 x 4 Yellow Part 3037 Element 4219911 or 303724 ×1

Bricks Curved 4 pieces

  • Brick Curved 3 x 1 No Studs Medium Azure Part 50950 Element 6035598 ×2
  • Brick Arch 1 x 6 Raised Arch White Part 92950 Element 6601942 or 4620761 ×2

Bricks Round and Cones 4 pieces

  • Brick Round 1 x 1 Open Stud White Part 3062b Element 6619283 or 306201 ×4

Bricks Special 2 pieces

  • Brick Special 1 x 1 with Stud on 1 Side White Part 87087 Element 6550190 or 4558952 ×2

Minifig Accessories 2 pieces

  • Equipment Dish / Plate / Bowl 3 x 3 [Plain] Dark Pink Part 6256 Element 6173002 ×1
  • Sports Skateboard with Trolley Wheel Holders Dark Purple Part 42511 Element 6174272 or 6030185 ×1

Plants & Trees 2 pieces

  • Plant, Flower, Plate Round 1 x 1 with 4 Petals Lavender Part 33291 Element 6170305 or 6074906 1 spare in the box ×2

Tiles Round and Curved 2 pieces

  • Tile Round 1 x 1 with Animal Track Print Medium Nougat Part 98138pr0056 Element 6287856 or 6152676 1 spare in the box ×1
  • Tile Round 2 x 2 with White Dog Print White Part 14769pr1063 Element 6174237 ×1

Tiles Special 2 pieces

  • Tile, Star with Stud Holder, Pin Hole Yellow Part 11609 Element 6184648 1 spare in the box ×2

Wheels and Tyres 2 pieces

  • Wheel Skateboard / Trolley Black Part 2496 Element 6223673 or 4569104 ×2

Animal / Creature Body Parts 1 piece

  • Animal Body Part, Dog Bone [Short] White Part 93160 Element 6360202 or 4600294 1 spare in the box ×1

Animals / Creatures 1 piece

  • Animal, Dog, Small Standing with Lavender Eyes and Black Dalmatian Spots and Notes Print [Cookie] White Part 93088pr0003 Element 6113032 ×1

Bars, Ladders and Fences 1 piece

  • Antenna 1 x 4 with Flat Top White Part 3957b Element 6550147 or 395701 ×1

Bricks 1 piece

  • Brick 1 x 4 White Part 3010 Element 6550135 or 301001 ×1

Flags, Banners and Signs 1 piece

  • Flag 4 x 1 Wavy [First Wave Right] Dark Pink Part 4495b Element 6268863 or 4243677 ×1

Minifig Headwear Accessories 1 piece

  • Headwear Accessory Bow with Heart, Long Ribbon and Pin Medium Azure Part 11618 Element 6023825 1 spare in the box ×1

Panels 1 piece

  • Panel 1 x 4 x 1 with Rounded Corners [Thin Wall] Yellow Part 15207 Element 6092648 ×1

Plates Round Curved and Dishes 1 piece

  • Plate Round Half 4 x 8 Lime Part 22888 Element 6133225 ×1

Plates Special 1 piece

  • Bracket 1 x 2 - 2 x 2 Inverted Black Part 99207 Element 6000650 ×1

Tiles 1 piece

  • Tile 2 x 4 with Groove Yellow Part 87079 Element 6388490 or 4560181 ×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.