LEGO Harry Potter 76464 Cauldron: Secret Potions Classroom Building Set
Product description
For Harry Potter fans aged 10 and over who want more than a model to leave on display, the LEGO Cauldron: Secret Potions Classroom 76464 brings building and imaginative play together. Move the stirring stick to reveal a hidden classroom inside the cauldron. With Snape and Hermione minifigures, potion-making details and a display-ready design, it offers plenty to explore after the build is complete.
Practical tips

Build the cauldron and classroom, then move the stirring stick to reveal the secret space within. Removable tables make it easier to arrange the classroom for play, while potion bottles and brick-built ingredients provide details to use when imagining a Hogwarts lesson. The set includes ingredients for Wolfsbane, Polyjuice and Love Potions, giving young builders recognisable prompts for creating their own scenes.


The LEGO Builder app offers digital instructions with 3D views that can be zoomed and rotated, as well as tools to save and track building progress. This gives children another way to follow the construction and see how the classroom fits inside the cauldron. Once the play is finished, the closed cauldron works as a Harry Potter display piece for a desk or bedroom.

What stands out
The appeal is in the change from cauldron to classroom: the moving stirring stick turns a decorative model into a play setting, and the removable tables help make that setting accessible. Professor Snape and Hermione Granger each come with a wand accessory, so fans can recreate a potions lesson or make up a new one. Hermione’s Otter Patronus and one collectible Hogwarts portrait add recognisable details for fans who enjoy spotting extras in a build.



This is a more interactive choice than a model intended mainly for static display. Buyers praise the enjoyable build and its appeal to Harry Potter fans, with some particularly appreciating how it brings building, imaginative play and display together. Those qualities make the set suitable for a shared gift occasion as well as an individual building project.
Key points

- Age guidance: 10 years and over
- Pieces: 652
- Set: Cauldron: Secret Potions Classroom, 76464
- Minifigures: Professor Snape and Hermione Granger, each with a wand accessory
- Play features: moving stirring stick, hidden classroom and removable tables
- Details: potion bottles, ingredients for three named potions, Hermione’s Otter Patronus and one collectible Hogwarts portrait
- Digital support: LEGO Builder app with 3D instructions and progress tracking


What to clarify

What does the stirring stick do? Moving it reveals the classroom hidden inside the cauldron, shifting the model from a closed display piece to a setting for play.
Which characters are included? The set has Professor Snape and Hermione Granger minifigures, each with a wand accessory. Hermione’s Otter Patronus is also part of the build.

Can the classroom be rearranged? Its tables are removable, so children can take them out to make the classroom easier to access and arrange for different scenes.
Buying verdict
For children aged 10+ who enjoy both building and Harry Potter storytelling, this set offers a clear reason to return to the model after assembly: its classroom is concealed inside the cauldron and revealed through a moving feature. The character minifigures, potion-making details and display-friendly form make it a fitting choice for fans who want one build to support imaginative Hogwarts play and a place on a desk or bedroom shelf.
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