---
product_id: 257870951
title: "LEGO Hidden Side J.B.'s Ghost Lab 70418 Building Kit, Ghost Playset for 7+ Year Old Boys and Girls, Interactive Augmented Reality Playset, New 2019 (174 Pieces)"
brand: "lego"
price: "¥13941"
currency: JPY
in_stock: true
reviews_count: 5
category: "Lego"
url: https://www.desertcart.jp/products/257870951-lego-hidden-side-j-b-s-ghost-lab-70418-building
store_origin: JP
region: Japan
---

# 4 unique minifigures + ghost dog AR app integration 174-piece immersive build LEGO Hidden Side J.B.'s Ghost Lab 70418 Building Kit, Ghost Playset for 7+ Year Old Boys and Girls, Interactive Augmented Reality Playset, New 2019 (174 Pieces)

**Brand:** lego
**Price:** ¥13941
**Availability:** ✅ In Stock

## Summary

> 👻 Unlock the ghostly future of play—where bricks meet augmented reality!

## Quick Answers

- **What is this?** LEGO Hidden Side J.B.'s Ghost Lab 70418 Building Kit, Ghost Playset for 7+ Year Old Boys and Girls, Interactive Augmented Reality Playset, New 2019 (174 Pieces) by lego
- **How much does it cost?** ¥13941 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/257870951-lego-hidden-side-j-b-s-ghost-lab-70418-building)

## Best For

- lego enthusiasts

## Why This Product

- Trusted lego brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ready Out of the Box:** Engage instantly with a compact 7” lab set that sparks creativity and tech curiosity.
- • **Next-Level Play with AR:** Seamlessly blend physical and digital worlds via the continuously updated Hidden Side app.
- • **Iconic Ghost-Hunting Crew:** Includes hero Jack, scientist J.B., haunted janitor Elton, and ghost dog Spencer for dynamic role-play.
- • **Build Your Own Haunted Lab:** 174 precision LEGO pieces create a mad scientist’s ghost-busting HQ.
- • **Perfect Gift for Future Innovators:** Designed for kids 7+, this set inspires STEM thinking through imaginative storytelling.

## Overview

LEGO Hidden Side J.B.'s Ghost Lab is a 174-piece building kit that combines classic LEGO construction with an interactive augmented reality app. Featuring 4 minifigures and a ghost dog, this 7-inch lab playset invites kids 7+ to explore STEM-inspired ghost-hunting adventures. Compatible with select iOS and Android devices, it offers a continuously evolving gaming experience that merges physical creativity with digital innovation.

## Description

Immerse young people in an amazing augmented reality gaming experience with LEGO Hidden Side70418 J.B. 's Ghost Lab. Hidden Side offers an exciting new way to play with LEGO toys by combining a LEGO model with a gaming app for a fully interactive experience. Download the Hidden Side app and scan the model with a phone to make it alive. Interacting with the model makes things happen in the app. And with continuous updates and new mysteries to solve, items to find, ghosts to defeat, and tough boss ghosts to fight, this LEGO Hidden Side set brings Game Game to a new dimension! The Ghost Lab by J.B. Features many interesting technological details and real-world inspired scientific equipment for hours of imaginative play. Kids will love building and playing with the crazy scientist-inspired lab playset and defeating the ghost figure that unsettles the cute janitor in the app. The hero, haunted minifigures of the janitor and scientist girl and the cute ghost dog figure add to the fun of role-play.

Review: L'application du jeu n'est pas compatible avec tous les smartphones - Facile à monter
Review: Love Lego Hidden Side - My kiddo lives the Hidden Side series by Lego! He is working to get the whole collection! This was another great set for him to build! Then he gets the AR experience with the app too which is fun for him to go ghost hunting!

## Features

- Introduce youngsters to the exciting world of LEGO Hidden Side : a unique play experience that combines the open creative play of LEGO construction bricks with a continuously updated augmented reality game app
- This AR toy for kids features 3 minifigures: hero Jack Davids with a smartphone, scientist J.B. and haunted janitor, Elton Douglas, plus Davids’s cute ghost figure dog, Spencer, for the best ghost-hunting adventures
- J.B.’s Ghost Lab playset features cool mad scientist-inspired laboratory with a ‘Tesla-powered’ chamber to remove ghosts and a lot of tech details to inspire creative play
- This construction toy can be played with right out of the box, but to get the full experience, a tablet or mobile phone is required, but not included. Compatible with selected iOS and Android devices
- A fun gift for boys and girls aged 7+, this toy building set measures over 7” (18cm) wide and is a great a great introduction set to the interactive LEGO Hidden Side play experience

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07Q2WRZ4R |
| Additional Features | Non Toxic |
| Age Range Description | Baby |
| Best Sellers Rank | #140,781 in Toys ( See Top 100 in Toys ) #6,267 in Toy Building Sets |
| Brand Name | LEGO |
| Color | multi-coloured |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.8 out of 5 stars 2,418 Reviews |
| Educational Objective | Creative Thinking |
| Global Trade Identification Number | 00673419301268 |
| Included Components | LEGO Building Elements |
| Is Assembly Required | No |
| Item Dimensions | 26.2 x 19.1 x 4.6 centimeters |
| Item Type Name | Building Kit Toy |
| Item Weight | 0.1 Kilograms |
| Manufacturer | LEGO |
| Manufacturer Maximum Age (MONTHS) | 252.0 |
| Manufacturer Minimum Age (MONTHS) | 84.0 |
| Manufacturer Part Number | 6250488 |
| Material Type | Plastic |
| Model Name | J.B.'s Ghost Lab |
| Model Number | 6250488 |
| Model Year | 2019 |
| Number of Pieces | 174 |
| Size | 174 |
| Sub Brand | Hidden Side |
| Subject Character | Game |
| Target Audience | Unisex |
| Theme | Game |
| UPC | 673419301268 |

## Images

![LEGO Hidden Side J.B.'s Ghost Lab 70418 Building Kit, Ghost Playset for 7+ Year Old Boys and Girls, Interactive Augmented Reality Playset, New 2019 (174 Pieces) - Image 1](https://m.media-amazon.com/images/I/61nfqTD-8NL.jpg)
![LEGO Hidden Side J.B.'s Ghost Lab 70418 Building Kit, Ghost Playset for 7+ Year Old Boys and Girls, Interactive Augmented Reality Playset, New 2019 (174 Pieces) - Image 2](https://m.media-amazon.com/images/I/71zlpVxnZRL.jpg)
![LEGO Hidden Side J.B.'s Ghost Lab 70418 Building Kit, Ghost Playset for 7+ Year Old Boys and Girls, Interactive Augmented Reality Playset, New 2019 (174 Pieces) - Image 3](https://m.media-amazon.com/images/I/71+GXvIHWNL.jpg)
![LEGO Hidden Side J.B.'s Ghost Lab 70418 Building Kit, Ghost Playset for 7+ Year Old Boys and Girls, Interactive Augmented Reality Playset, New 2019 (174 Pieces) - Image 4](https://m.media-amazon.com/images/I/61DXdIE7O8L.jpg)
![LEGO Hidden Side J.B.'s Ghost Lab 70418 Building Kit, Ghost Playset for 7+ Year Old Boys and Girls, Interactive Augmented Reality Playset, New 2019 (174 Pieces) - Image 5](https://m.media-amazon.com/images/I/71cDVp6h2rL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ L'application du jeu n'est pas compatible avec tous les smartphones
*by M***Z on 3 August 2021*

Facile à monter

### ⭐⭐⭐⭐⭐ Love Lego Hidden Side
*by C***D on 7 March 2020*

My kiddo lives the Hidden Side series by Lego! He is working to get the whole collection! This was another great set for him to build! Then he gets the AR experience with the app too which is fun for him to go ghost hunting!

### ⭐⭐⭐⭐⭐ Fun Set!
*by G***N on 8 October 2019*

For being a smaller set, it was a really fun build. There's lots of play opportunity even without the mobile app.

## Frequently Bought Together

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-07-17*