How many pieces does the LEGO Cauldron: Secret Potions Classroom (76464-1) have?

The LEGO Cauldron: Secret Potions Classroom set (76464-1) contains 661 pieces. It was released in 2026 as part of the LEGO Harry Potter theme.

How can I find missing parts for LEGO set 76464-1?

On BrickMissing you can check which parts from the LEGO Cauldron: Secret Potions Classroom (76464-1) you already own. Add your LEGO collection and we'll show exactly which of the 661 pieces you're missing and which you already have.

Can I build the LEGO Cauldron: Secret Potions Classroom with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 661 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Cauldron: Secret Potions Classroom from?

The LEGO Cauldron: Secret Potions Classroom (76464-1) belongs to the LEGO Harry Potter theme. You can browse all Harry Potter sets on BrickMissing to find more sets from this theme.

Cauldron: Secret Potions Classroom - View 9

Cauldron: Secret Potions Classroom

🏷️ 76464-1•🎨 Harry Potter•📅 2026•🧱 661 parts•Intermediate

Step into the enchanting world of wizardry with the LEGO Harry Potter Cauldron: Secret Potions Classroom (76464-1). This 25th-anniversary building toy features a magic cauldron that conceals a secret potions classroom. Move the cauldron's stirring stick to reveal the hidden chamber, complete with LEGO ingredients for brewing Wolfsbane, Polyjuice, and Love Potions. The set includes two detailed minifigures, Professor Snape and Hermione Granger, both equipped with their wands for spellbinding role play. Discover one of 14 collectible Hogwarts portraits and look out for Hermione's special 25th-anniversary collectible Patronus. This captivating set is not only for imaginative adventures but also makes a cool Halloween decoration.

Parts Inventory

🧱 661 parts

Part	Color	Qty
Sticker Sheet for Set 76464-1 10115116	Unknown	1×
FLAT TILE 2X3, W/ ANGLE, NO. 146 107428	Pearl Gold	1×
Brick Special 1 x 2 with 2 Studs on 1 Side 11211	Light Bluish Gray	5×
Plate Special 1 x 2 with Pin Hole on Top 11458	Black	8×
Plate Special 1 x 2 with Clip Horizontal on Side 11476	Light Bluish Gray	8×
Slope Curved 2 x 1 No Studs [1/2 Bow] 11477	Dark Purple	2×
Slope Curved 2 x 1 No Studs [1/2 Bow] 11477	Reddish Brown	4×
Brick Arch 1 x 3 x 3 [Gothic] 13965	Light Bluish Gray	8×
Slope Curved 2 x 2 x 2/3 15068	Dark Purple	1×
Slope Curved 2 x 2 x 2/3 15068	Reddish Brown	2×

Showing 10 of 167 parts

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Slope Curved 2 x 1 No Studs [1/2 Bow]	11477	Dark Purple	2×
Slope Curved 2 x 1 No Studs [1/2 Bow]	11477	Reddish Brown	4×
Brick Arch 1 x 3 x 3 [Gothic]	13965	Light Bluish Gray	8×
Slope Curved 2 x 2 x 2/3	15068	Dark Purple	1×
Slope Curved 2 x 2 x 2/3	15068	Reddish Brown	2×
Brick Round 2 x 2 Dome Bottom [Open Stud]	15395	Black	2×
Brick Round 2 x 2 Dome Bottom [Open Stud]	15395	Reddish Brown	1×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Reddish Brown	8×
Slope 45? 2 x 1 with 2/3 Cutout [New Version]	15672	Black	4×
Tile Special 1 x 1 with Clip with Rounded Edges	15712	Reddish Brown	1×
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	18674	Blue Violet	3×
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	18674	Dark Tan	4×
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	18674	Light Bluish Gray	1×
Brick Special 1 x 1 with Scroll with Open Stud	20310	Reddish Brown	4×
Tile Round 1 x 1 with Hollow Bar	20482	Black	10×
Tile Round 1 x 1 with Hollow Bar	20482	Reddish Brown	1×
Wedge Sloped 4 x 4 Pointed	22391	Black	8×
Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side	22885	Dark Bluish Gray	2×
Plate Round Half 4 x 8	22888	Black	2×
Brick 2 x 2 Corner	2357	Black	2×
Brick 2 x 2 Corner	2357	Reddish Brown	4×
Brick 2 x 2 Corner	2357	Yellow	2×
Plate 2 x 2 Corner	2420	Light Bluish Gray	12×
Plate 2 x 2 Corner	2420	Black	8×
Tile Round 1 x 1 Half Circle	24246	Blue Violet	3×
Wedge Plate 3 x 3 Cut Corner	2450	Black	2×
Brick 2 x 6	2456	Red	1×
Brick 2 x 6	2456	Light Bluish Gray	1×
Plant, Flower, Plate Round 1 x 1 with 5 Petals	24866	Lavender	4×
Food Egg with 1.5mm Hole [Plain]	24946	Bright Light Orange	1×
Brick Round 1 x 1 diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes (Crossholes) at each end	25214	Black	4×
Tile Round 1 x 1 Quarter	25269	Dark Purple	1×
Tile Round 1 x 1 Quarter	25269	Black	2×
Plate Special 1 x 1 Rounded with Handle	26047	Black	4×
Brick Special 1 x 1 with Studs on 2 Adjacent Sides	26604	Black	4×
Tile Special 2 x 2 Corner with Cut Corner - Facet	27263	Black	4×
Tile 4 x 4 Curved, Macaroni	27507	Dark Tan	4×
Slope Inverted 33° 3 x 2, Round Bottom Pin	2752	Black	2×
Tile 2 x 2 Curved, Macaroni	27925	Dark Tan	8×
Minifig Head with Lime/Sand Blue Dragon Flies, Tan Label print	28621pr0044	Trans-Clear	1×
Slope Curved 2 x 1 with Stud Notch Right	29119	Black	8×
Slope Curved 2 x 1 with Stud Notch Left	29120	Black	8×
Brick 1 x 2	3004	Dark Purple	1×
Brick 1 x 2	3004	Black	2×
Brick 1 x 1	3005	Dark Purple	1×
Brick 1 x 1	3005	Black	4×
Brick 1 x 6	3009	Black	4×
Brick Round 2 x 2 x 1 2/3 Dome Top, Hollow Stud	30151b	Trans-Clear	2×
Brick Round 2 x 2 x 1 2/3 Dome Top, Hollow Stud	30151b	Trans-Bright Green	1×
Plate 2 x 4	3020	Black	4×
Plate 2 x 4	3020	Dark Tan	2×
Plate 2 x 4	3020	Reddish Brown	8×
Plate 2 x 3	3021	Black	1×
Plate 2 x 3	3021	Light Bluish Gray	6×
Plate 2 x 2	3022	Reddish Brown	4×
Plate 2 x 2	3022	Dark Bluish Gray	4×
Plate 2 x 2	3022	Dark Tan	6×
Plate 1 x 2	3023	Dark Bluish Gray	35×
Plate 1 x 2	3023	Black	9×
Plate 1 x 2	3023	Dark Purple	1×
Plate 1 x 1	3024	Black	10×
Plate 1 x 1	3024	Dark Purple	2×
Plate 1 x 1	3024	Reddish Brown	3×
Plate Round Corner 3 x 3	30357	Dark Purple	1×
Bar 4L (Lightsaber Blade / Wand)	30374	Pearl Gold	2×
Brick Special 1 x 4 with 4 Studs on One Side	30414	Dark Bluish Gray	6×
Wedge Plate 4 x 4 Cut Corner	30503	Dark Bluish Gray	8×
Plate Round Corner 4 x 4	30565	Dark Purple	3×
Tile 2 x 2 with Groove	3068b	Black	4×
Tile 1 x 1 with Groove	3070b	Reddish Brown	1×
Technic Brick 1 x 2 [2 Pin Holes]	32000	Black	1×
Technic Axle and Pin Connector Angled #1	32013	Black	2×
Technic Axle 2 Notched	32062	Red	4×
Technic Plate 1 x 5 with Smooth Ends, 4 Studs and Centre Axle Hole	32124	Reddish Brown	8×
Technic Ball Joint	32474	Blue Violet	3×
Brick Round 2 x 2 Dome Top, Vented Stud	3262	Reddish Brown	1×
Slope Curved 2 x 2 x 2/3 Inverted	32803	Dark Tan	8×
Plate Special 2 x 2 with Only 2 studs	33909	Dark Bluish Gray	4×
Plate Special 1 x 2 Rounded with 2 Open Studs	35480	Black	1×
Plate Special 1 x 2 Rounded with 2 Open Studs	35480	Reddish Brown	2×
Brick 1 x 3	3622	Black	2×
Plate 1 x 3	3623	Black	4×
Plate 1 x 3	3623	Dark Tan	3×
Slope Inverted 45° 2 x 1	3665	Reddish Brown	12×
Plate 1 x 6	3666	Light Bluish Gray	2×
Equipment Wand [Individual]	36752a	Black	6×
Equipment Wand [Individual]	36752a	Dark Tan	6×
Bracket 1 x 1 - 1 x 1 Inverted	36840	Light Bluish Gray	4×
Bracket 1 x 1 - 1 x 1	36841	Dark Purple	1×
Bracket 1 x 1 - 1 x 1	36841	Dark Bluish Gray	4×
Technic Axle 4	3705	Black	2×
Equipment Candlestick	37762	Reddish Brown	6×
Dish 8 x 8 Inverted [Radar], Solid Studs, Squared Anti-stud Underside	3961a	Black	2×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	Black	8×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	Tan	1×
Technic Beam 1 x 2 Thin	41677	Black	4×
Plate Special 1 x 4 with 2 Studs with Groove [New Underside]	41740	Light Bluish Gray	6×
Technic Pin 1/2	4274	Light Bluish Gray	2×
Slope 33° 3 x 1	4286	Dark Bluish Gray	4×
Slope Inverted 33° 3 x 1 with Internal Stopper and No Front Stud Connection	4287c	Black	4×
Slope Inverted 33° 3 x 1 with Internal Stopper and No Front Stud Connection	4287c	Light Bluish Gray	4×
Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised - Updated Version	4304	Black	4×
Plate 1 x 10	4477	Reddish Brown	4×
Brick Round Corner 4 x 4 Macaroni Wide with 3 Studs	48092	Black	4×
Panel 1 x 2 x 1 [Rounded Corners]	4865b	Black	2×
Tile 1 x 2 with Stud Notch Left	5091	Black	1×
Tile 1 x 2 with Stud Notch Right	5092	Black	1×
Slope Curved 2 x 2 with Stud Notch Right	5093	Black	4×
Slope Curved 2 x 2 with Stud Notch Left	5095	Black	4×
Window Frame 1 x 3 x 3	51239	Reddish Brown	1×
Glass For Frame 1 x 3 x 3	51266	Black	1×
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small	53451	Black	2×
Slope 18° 2 x 1 x 2/3	5404	Black	12×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Black	4×
Hinge Brick 1 x 2 Locking with 2 Fingers Vertical End, 7 teeth	54671	Light Bluish Gray	1×
Brick Round Corner 5 x 5 Macaroni with 1/3 Inner Side	5532	Black	4×
Smoke / Bubbles with Anti-Stud	5533	Opal Trans-Purple	1×
Brick Curved 1 x 2 x 1 with Curved Top	5841	Dark Purple	3×
Plate Round 4 x 4 with Pin Hole	60474	Dark Tan	2×
Brick Special 1 x 1 with Clip Horizontal	60476	Light Bluish Gray	1×
Plate Special 1 x 2 with Handle on End [Closed Ends]	60478	Reddish Brown	8×
Plate Special 1 x 2 with Handle on End [Closed Ends]	60478	Dark Bluish Gray	4×
Plate 1 x 12	60479	Dark Bluish Gray	2×
Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip]	60897	Dark Bluish Gray	4×
Technic Pin with Friction Ridges Lengthwise with No Center Slots	61332	Black	5×
Plate Round 1 x 1 with Solid Stud	6141	Trans-Green	3×
Plate Round 1 x 1 with Solid Stud	6141	Trans-Red	2×
Plate Round 1 x 1 with Solid Stud	6141	Trans-Yellow	2×
Plate Round 1 x 1 with Solid Stud	6141	Trans-Dark Blue	2×
Technic Pin Connector Round [Slotted]	62462	Reddish Brown	5×
Plate Special 8-Sided Crystal/Gem 1 x 1 x 2/3	65092	Opal Trans-Clear	1×
Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Square Holes]	65487	Black	1×
Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle)	6553	Black	2×
Tile Round 2 x 4	66857	Black	1×
Animal, Otter [Plain]	67631	Opal Trans-Light Blue	1×
Bar 1L / Stem with 3 Sprouts/Prongs	68211	Bright Green	1×
Plate Round Corner 3 x 3 with 2 x 2 Round Cutout	68568	Dark Bluish Gray	8×
Tile Round 6 x 6 with Gold Hogwarts Symbol print	7212pr0005	Black	1×
Brick Round Corner, Curved 3 x 3 x 1 Quarter Circle	76797	Black	4×
Slope Inverted 45° 2 x 2 [Round Hollow Bottom Pin, Bar-sized Stud Holes]	76959	Dark Bluish Gray	4×
Bar 2L with Stop in Center	78258	Black	1×
Plate 1 x 5	78329	Dark Bluish Gray	12×
Tile 3 x 3 Curved, Macaroni	79393	Dark Purple	1×
Plate Round Corner 5 x 5 with 4 x 4 Round Cutout	80015	Black	8×
Plate Round Corner 5 x 5 with 4 x 4 Round Cutout	80015	Reddish Brown	8×
Equipment Cutlery - Spoon, Flat Bottom	80179	Flat Silver	1×
Plate Round 1 x 1 with Open Stud	85861	Pearl Gold	8×
Plate 1 x 1 x 2/3 with Open Stud	86996	Light Bluish Gray	4×
Technic Axle 4 with Stop	87083	Dark Bluish Gray	2×
Brick Special 1 x 1 with Stud on 1 Side	87087	Dark Bluish Gray	7×
Brick Special 1 x 1 with Stud on 1 Side	87087	Reddish Brown	4×
Bar 3L	87994	Reddish Brown	6×
Bar 3L	87994	Black	1×
Brick Arch 1 x 6 Raised Arch	92950	Dark Bluish Gray	2×
Brick Round Corner 6 x 6 with 33° Slope and Facet Cutout	95188	Black	16×
Brick and Axle Separator v2.0	96874	Red	1×
Tile Round 1 x 1	98138	Reddish Brown	4×
Tile Round 1 x 1	98138	Black	1×
Tile Round 1 x 1	98138	Trans-Purple	4×
Tile Round 1 x 1	98138	Tan	3×
Bracket 1 x 2 - 2 x 2 Inverted	99207	Dark Bluish Gray	1×
Bracket 1 x 2 - 1 x 2	99781	Black	4×

Build DNA

Parts inventory insights for Cauldron: Secret Potions Classroom

661 pieces puts this build +3% against the average Harry Potter set and +5% against the average 2026 release.

LEGOHARRY POTTER

Vs average Harry Potter set

+3%+22 parts

This set661

Average set639

Average Harry Potter set: 639 pieces across 189 other sets.

Vs average 2026 set

+5%+32 parts

This set661

Average set629

Average 2026 set: 629 pieces across 423 other sets.

Color profile

29different colors

Dominant color

Black

Black244x

37%

Dark Bluish Gray113x

17%

Reddish Brown110x

17%

Light Bluish Gray65x

10%

Unique parts

5.1 pieces per unique type

128

Repeat factor

Average pieces per unique type.

Most used part

Plate 1 x 2

45x

Results are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.

This site is not affiliated with or endorsed by the LEGO Group.

Build Insights🧩128unique parts🎨29different colors📊22.8avg. parts per color🏆45×Plate 1 x 2

🎨 All Harry Potter sets 📅 All sets from 2026

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