---
product_id: 477246124
title: "Building Blocks STEM Circuit Kit, Build Your Own Sound & Touch Controlled Light Show, LED Lights Fade in & Out, Reacts to Voice & Music, Science, Birthday Gift, Boys, Girls, 5+"
brand: "e-blox"
price: "€ 107.02"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/477246124-building-blocks-stem-circuit-kit-build-your-own-sound-touch
store_origin: HR
region: Croatia
---

# Sound-reactive 28 LED modules STEM-focused Building Blocks STEM Circuit Kit, Build Your Own Sound & Touch Controlled Light Show, LED Lights Fade in & Out, Reacts to Voice & Music, Science, Birthday Gift, Boys, Girls, 5+

**Brand:** e-blox
**Price:** € 107.02
**Availability:** ✅ In Stock

## Summary

> ✨ Build, Light, and Shine! ✨

## Quick Answers

- **What is this?** Building Blocks STEM Circuit Kit, Build Your Own Sound & Touch Controlled Light Show, LED Lights Fade in & Out, Reacts to Voice & Music, Science, Birthday Gift, Boys, Girls, 5+ by e-blox
- **How much does it cost?** € 107.02 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/477246124-building-blocks-stem-circuit-kit-build-your-own-sound-touch)

## Best For

- e-blox enthusiasts

## Why This Product

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

## Key Features

- • **STEM Learning Fun:** Encourages critical thinking and systematic building skills!
- • **Unleash Creativity:** Ignite your child's imagination with 28 vibrant LED modules!
- • **Interactive Light Show:** Lights that dance to the beat of your voice and music!
- • **Customizable Experience:** Select fading speeds for a personalized light display!
- • **Perfect Gift for Innovators:** Ideal for kids aged 5+, sparking joy and creativity!

## Overview

The E-Blox Building Blocks STEM Circuit Kit is an innovative toy designed for children aged 5 and up, featuring 28 colorful LED modules that can be used to create interactive light structures. With sound-reactive capabilities and customizable fading speeds, this kit promotes STEM learning through creativity and hands-on building experiences.

## Description

E-Blox Building Blocks STEM Circuit Kit, Build Your Own Sound & Touch Controlled Light Show, LED Lights Fade in & Out, Reacts to Voice & Music, Science, Birthday Gift, Boys, Girls, 5+

## Features

- 28 LED MODULES IN DIFFERENT COLORS – This E-Blox kit comes with 28 LED modules in different colors! Let your imagination run wild building 3D light structures that can be controlled to fade in/out and react to your voice or music.
- LIGHT CONTROL & SOUND REACTION – Place the controller, voice activation, and LED plate modules on battery module, then use LED parts to build your light structures. Compatible with our Circuit Blox and Power Blox lines, LEGO, and other major brick brands.
- SELECT LIGHT FADING SPEED – Use controller to select how fast the lights fade in/out and set the lights in sound activation mode!
- STEM TOY – Designed to stimulate creativity and teach kids to investigate the world through creative reasoning and the systematic building of objects. Kids will get to innovate as they plug together bricks and modules to create their own toys and games.
- FOR KIDS AGES 5 & UP – The E-Blox Build Your Sound & Touch Controlled Light Show Kit is suitable for children ages 5 and up. Manual included to guide your children in building their own masterpieces safely. Requires three AA batteries (not included).

## Images

![Building Blocks STEM Circuit Kit, Build Your Own Sound & Touch Controlled Light Show, LED Lights Fade in & Out, Reacts to Voice & Music, Science, Birthday Gift, Boys, Girls, 5+ - Image 1](https://m.media-amazon.com/images/I/81PrtIb1hdL.jpg)

## Frequently Bought Together

- E-Blox Building Blocks STEM Circuit Kit, Build Your Own Sound & Touch Controlled Light Show, LED Lights Fade in & Out, Reacts to Voice & Music, Science, Birthday Gift, Boys, Girls, 5+
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**Shop now:** [https://www.desertcart.hr/products/477246124-building-blocks-stem-circuit-kit-build-your-own-sound-touch](https://www.desertcart.hr/products/477246124-building-blocks-stem-circuit-kit-build-your-own-sound-touch)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-16*