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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.

Cloud Cuckoo Palace

Checking

70803 Cloud Cuckoo Palace

168 pieces in 75 part and color combinations, plus 4 minifigures.

LEGO counts 197 pieces. This inventory comes from a separate parts catalog and lists 198, including the 30 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.

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Piece checklist

Tiles Round and Curved 27 pieces

  • Tile Round 1 x 1 Bright Pink Part 98138 Element 6284587 or 6055380 1 spare in the box ×10
  • Tile Round 2 x 2 with Bottom Cross Bright Pink Part 4150 Element 4654127 ×2
  • Tile Round 2 x 2 with Bottom Stud Holder Lime Part 14769 Element 6092766 ×3
  • Tile Round 1 x 1 Trans-Yellow Part 98138 Element 6514193 or 6274740 1 spare in the box ×2
  • Tile Round 1 x 1 White Part 98138 Element 6564903 or 6284572 1 spare in the box ×6
  • Tile Round 1 x 1 with Offset Black Eye Print White Part 98138pr0008 Element 6284599 or 6029156 1 spare in the box ×2
  • Tile Round 2 x 2 with Bottom Cross Yellow Part 4150 Element 415074 or 415024 ×2

Bricks Curved 23 pieces

  • Brick Arch 1 x 3 x 3 [Gothic] Bright Pink Part 13965 Element 6375682 or 6059160 ×4
  • Brick Arch 1 x 8 x 2 Dark Pink Part 3308 Element 6059172 ×1
  • Brick Curved 1 x 3 x 2 Lime Part 33243 Element 6038459 or 4529045 ×2
  • Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End Lime Part 47457 Element 6025028 ×1
  • Brick Curved 1 x 5 x 4 Inverted Medium Azure Part 30099 Element 6059165 ×1
  • Brick Curved 1 x 3 x 2 White Part 33243 Element 4141668 or 4128644 ×2
  • Brick Curved 2 x 2, Two Top Studs White Part 30165 Element 6609535 or 4624989 ×4
  • Brick Curved 2 x 3 White Part 6215 Element 621501 ×8

Bricks Round and Cones 23 pieces

  • Brick Round Corner 3 x 3 x 2 Dome Top Magenta Part 88293 Element 6022046 ×2
  • Cone 1 x 1 [Top Groove] Magenta Part 59900 Element 6003007 ×1
  • Brick Round 1 x 1 Open Stud Medium Azure Part 3062b Element 4620909 ×5
  • Brick Round 1 x 1 Open Stud Red Part 3062b Element 306221 ×10
  • Brick Round 1 x 1 Open Stud White Part 3062b Element 6619283 or 306201 ×4
  • Brick Round 2 x 2 Truncated Cone White Part 98100 Element 6609536 or 4649167 ×1

Plates Round Curved and Dishes 20 pieces

  • Dish 4 x 4 Inverted [Radar] Bright Light Orange Part 3960 Element 6003002 ×1
  • Plate Round Corner 6 x 6 Bright Light Yellow Part 6003 Element 6385626 or 6054414 ×1
  • Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Light Bluish Gray Part 4032a Element 4211475 ×1
  • Dish 3 x 3 Inverted [Radar] Lime Part 43898 Element 6059175 ×3
  • Plate Round 1 x 1 with Solid Stud Trans-Green Part 6141 Element 6514057 or 6240221 1 spare in the box ×2
  • Plate Round 1 x 1 with Solid Stud Trans-Light Blue Part 6141 Element 6514058 or 6240225 1 spare in the box ×2
  • Plate Round 1 x 1 with Solid Stud Trans-Orange Part 6141 Element 6514059 or 6240227 1 spare in the box ×2
  • Plate Round 1 x 1 with Solid Stud Trans-Red Part 6141 Element 6514051 or 6208450 1 spare in the box ×1
  • Dish 4 x 4 Inverted [Radar] with Bright Pink, Magenta and Medium Blue Swirls Print White Part 3960pr0015 Element 6068033 ×1
  • Dish 4 x 4 Inverted [Radar] with Magenta and Lime Stripes Print White Part 3960pr0014 Element 6066373 ×1
  • Plate Round Corner 4 x 4 White Part 30565 Element 4178429 ×2
  • Plate Round Corner 6 x 6 White Part 6003 Element 6057460 or 4240396 ×2
  • Plate Round 4 x 4 with Pin Hole Yellow Part 60474 Element 4515349 ×1

Plates Special 16 pieces

  • Plate Special 1 x 1 with Tooth Bright Light Orange Part 49668 Element 4282860 ×8
  • Plate Special 1 x 2 with Pin Hole on Top Dark Bluish Gray Part 11458 Element 6019987 ×2
  • Plate Special 1 x 2 with Clips Horizontal [Open O Clips] Green Part 60470b Element 6347288 or 4556159 ×1
  • Plate Special 2 x 2 with 2 Pin Holes Red Part 2817 Element 281721 ×1
  • Plate Special 1 x 2 with Bar Up [Horizontal Arm 5mm] White Part 88072 Element 6261349 or 4611700 ×1
  • Bracket 1 x 2 - 1 x 2 Inverted Yellow Part 99780 Element 6057458 ×1
  • Plate Special 3 x 2 with Rounded End, Hole Yellow Part 3176 Element 4188313 or 4141738 ×2

Bricks Special 11 pieces

  • Brick Special 1 x 1 with Stud on 1 Side Bright Pink Part 87087 Element 4621554 ×4
  • Brick Special 1 x 1 with Stud on 1 Side Red Part 87087 Element 4558886 ×1
  • Brick Special 1 x 2 Palisade [aka Log] White Part 30136 Element 6552148 or 6059185 ×6

Bricks Sloped 7 pieces

  • Brick Sloped 65° 2 x 1 x 2 Dark Pink Part 60481 Element 6062343 ×2
  • Brick Sloped 30° 1 x 2 x 2/3 Lime Part 85984 Element 6025026 ×1
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Red Part 54200 Element 5074621 or 4504379 1 spare in the box ×3
  • Brick Sloped Inverted 45° 4 x 2 Double with 2 x 2 Recessed Yellow Part 4871 Element 6215106 or 6064071 ×1

Plates 7 pieces

  • Plate 2 x 6 Bright Pink Part 3795 Element 4625633 ×1
  • Plate 2 x 3 Green Part 3021 Element 302128 ×1
  • Plate 1 x 2 Lime Part 3023 Element 4164037 or 4122439 ×2
  • Plate 2 x 8 White Part 3034 Element 6552101 or 303401 ×1
  • Plate 1 x 12 Yellow Part 60479 Element 4514844 ×1
  • Plate 2 x 2 Yellow Part 3022 Element 4613978 or 302224 ×1

Plants & Trees 6 pieces

  • Plant, Flower 2 x 2 - Round [Solid Stud] Medium Azure Part 98262 Element 6059181 ×2
  • Plant, Flower 2 x 2 - Round [Open Stud] Trans-Dark Pink Part 4728 Element 4142898 ×2
  • Plant, Flower 2 x 2 - Round [Solid Stud] Yellow Part 98262 Element 6000022 ×2

Bars, Ladders and Fences 4 pieces

  • Bar 1 x 12 with 1 x 2 Plate End with Hollow Studs and 1 x 1 Round Plate End Trans-Clear Part 99784 Element 6010687 ×1
  • Bar 4L (Lightsaber Blade / Wand) Yellow Part 30374 Element 6116606 or 4193511 ×1
  • Lever Small Base with Black Lever Yellow Part 298c02 Element 74156 1 spare in the box ×2

Technic Bricks 4 pieces

  • Technic Brick 1 x 1 with Pin Hole White Part 6541 Element 6609542 or 654101 ×2
  • Technic Brick 1 x 2 [1 Pin Hole] Yellow Part 3700 Element 370024 ×2

Technic Special 4 pieces

  • Technic Ball Joint Red Part 32474 Element 4290714 or 4178640 ×4

Bricks 3 pieces

  • Brick 1 x 4 Dark Pink Part 3010 Element 4621542 or 4245308 ×1
  • Brick 1 x 6 White Part 3009 Element 6552097 or 6548259 ×1
  • Brick 2 x 4 White Part 3001 Element 6552094 or 300101 ×1

Technic Gears 3 pieces

  • Technic Gear 8 Tooth [Reinforced] Dark Bluish Gray Part 10928 Element 6631413 or 6012451 ×2
  • Technic Gear 16 Tooth Reinforced [New Style] Light Bluish Gray Part 94925 Element 4640536 ×1

Technic Pins 3 pieces

  • Technic Pin without Friction Ridges Lengthwise Light Bluish Gray Part 3673 Element 4211807 or 3673194 1 spare in the box ×1
  • Technic Axle Pin without Friction Ridges Lengthwise Tan Part 3749 Element 4666579 or 4186017 ×2

Minifig Accessories 2 pieces

  • Equipment Handcuffs Light Bluish Gray Part 61482 Element 6173615 or 4641048 1 spare in the box ×1
  • Equipment Flotation Ring [Life Preserver] Yellow Part 30340 Element 4527354 ×1

Panels 2 pieces

  • Panel 1 x 4 x 5 with Arched Window Yellowish Green Part 60808 Element 6376316 or 6059149 ×2

Technic Axles 2 pieces

  • Technic Axle 3 Light Bluish Gray Part 4519 Element 4211815 ×2

Tiles Special 1 piece

  • Tile, Star with Stud Holder, Pin Hole Bright Light Orange Part 11609 Element 6432033 or 6167776 1 spare in the box ×1

Minifigures 4 figures

  • Wyldstyle in black jumpsuit Minifigure, checked as a whole figure ×1
  • Executron Minifigure, checked as a whole figure ×1
  • Unikitty, Light Aqua Foot, Open Mouth, Simple Pupils Minifigure, checked as a whole figure ×1
  • Emmet, Piece of Resistance, Happy / Scared, Red Plate 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.