Hogwarts Castle: Potions Class

What there is most of

• Brick 1 x 1 · Dark Bluish Gray×18
• Plate 1 x 2 · Light Bluish Gray×18
• Plate 1 x 1 · Light Bluish Gray×15
• Brick Special 1 x 2 with Masonry Brick Profile · Dark Bluish Gray×14
• Plate Round 1 x 1 with Solid Stud · Dark Bluish Gray×13
• Brick Sloped 45° 2 x 1 with 2/3 Cutout [New Version] · Dark Bluish Gray×12
• Brick 2 x 2 Corner · Light Bluish Gray×11
• Brick 1 x 2 · Light Bluish Gray×10
• Plate 1 x 2 · Reddish Brown×10
• Tile Special Round 1 x 1 with Hollow Bar · Black×9
• Brick Special 1 x 2 with 1 Center Stud on 1 Side, Bottom Stud Holder · Dark Bluish Gray×7
• Plate 2 x 2 Corner · Light Bluish Gray×7
• Plate Special 1 x 2 with Door Rail · Light Bluish Gray×7
• Tile 1 x 1 with Groove · Dark Bluish Gray×7
• Brick Curved 4 x 1 Double with No Studs · Dark Bluish Gray×6
• Hinge Plate 1 x 4 Swivel Top / Base - Hollow Clip [Complete Assembly] · Light Bluish Gray×6
• Tile 4 x 4 Curved, Macaroni · Dark Bluish Gray×6
• Brick 1 x 6 · Light Bluish Gray×5
• Brick 1 x 3 · Dark Bluish Gray×4
• Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version] · Light Bluish Gray×4

The twenty most numerous parts, longest bar first. Start a checklist to see all 113 part types and tick them off as you find them.