---
product_id: 439683711
title: "TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom"
brand: "tomyou"
price: "¥14757"
currency: JPY
in_stock: true
category: "Tomyou"
url: https://www.desertcart.jp/products/439683711-tomyou-400-pieces-building-blocks-kids-stem-toys-educational-classroom
store_origin: JP
region: Japan
---

# Boosts STEM & cognitive skills 400 vibrant interlocking pieces High-quality, durable & safe plastic TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom

**Brand:** tomyou
**Price:** ¥14757
**Availability:** ✅ In Stock

## Summary

> 🧩 Build brilliance, block by block — don’t miss out on the STEM revolution!

## Quick Answers

- **What is this?** TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom by tomyou
- **How much does it cost?** ¥14757 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/439683711-tomyou-400-pieces-building-blocks-kids-stem-toys-educational-classroom)

## Best For

- tomyou enthusiasts

## Why This Product

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

## Key Features

- • **STEM Powerhouse:** Designed to enhance science, technology, engineering, and math skills while developing fine motor abilities.
- • **Visual & Spatial Genius:** Boosts color recognition, shape awareness, and spatial reasoning for well-rounded cognitive growth.
- • **Collaborative Learning Fun:** Perfect for group activities in classrooms or at home, encouraging teamwork and social bonding.
- • **Premium Safety & Durability:** Crafted from sturdy, non-toxic plastic that’s safe for kids 3+ and built to last through countless play sessions.
- • **Limitless Creativity Unleashed:** 400 colorful blocks to build anything from cars to castles, sparking endless imagination.

## Overview

The TOMYOU 400 Pieces Building Blocks set offers a premium, safe, and colorful interlocking toy designed for kids aged 3 and up. With 400 durable pieces, it promotes STEM learning, fine motor skills, and creativity, making it ideal for both educational settings and home play. Highly rated and perfect for collaborative fun, this set transforms playtime into a powerful developmental experience.

## Description

desertcart.com: TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom | Sensory, Interlocking Solid Plastic for Preschool Boys and Girls Aged 3+, Safe Material Creativity : Toys & Games

## Features

- Excellent Value: Includes 400 pieces of colorful building blocks, it can be easy to combine into any shape. Such as flowers, animals, cars, buildings, worlds and more.
- Develop Skills: Enhance your child’s Science, Technology, Engineering, and Math skills with the STEM building block toys. At the same time, it can develop children's fine motor development, artistic cognitive, practical ability, imagination and creativity.
- Learning Toys: It can bring great improvement to your child in terms of spatial imagination, practical ability, color recognition and shape recognition.
- High Quality 400 Pieces Blocks: TOMYOU building blocks are created from a high quality material that is not only safe but also sturdy and easy to pick and build. Your child can explore their wild imagination with this high quality innovative building set.
- Enjoy Education and Learning Toys: Perfect for collaborative group activity or school classrooms, kindergarten, indoors, outdoors and home. Can be connected without limit to stimulate children's creativity. Also, it can be used for decoration, good-looking and fun.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B213XQBC |
| Additional Features | Interlocking, Durable |
| Age Range Description | Kids |
| Best Sellers Rank | #2,668 in Toys & Games ( See Top 100 in Toys & Games ) #2 in Toy Interlocking Gear Sets |
| Brand Name | TOMYOU |
| Color | Multicolor |
| Customer Reviews | 4.6 out of 5 stars 2,823 Reviews |
| Educational Objective | Cognitive Development , Imagination Development , STEM , Math Skills , Logical Thinking , Creative Thinking , Color Recognition |
| Included Components | Kids Toys |
| Item Dimensions | 7.87 x 5.87 x 4.1 inches |
| Item Highlight | Sensory, Interlocking Solid Plastic for Preschool Boys and Girls Aged 3+, Safe Material Creativity |
| Manufacturer | TOMYOU |
| Manufacturer Part Number | NS-B222A |
| Manufacturer recommended age | 3 years and up |
| Material Type | Plastic |
| Model Name | NS-B222A |
| Model Number | NS-B222A |
| Model Year | 2022 |
| Number of Pieces | 400 |
| Operation Mode | manual |
| Set Name | TOMYOU 400 Pieces Building Blocks Set |
| Size | Medium |
| Subject Character | Animals |
| Target Audience | Preschool kids, boys and girls aged 3+ |
| Theme | Flowers |
| Toy Building Block Type | Interlocking Toy Building Block |

## Images

![TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom - Image 1](https://m.media-amazon.com/images/I/81JM6tEYKyL.jpg)
![TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom - Image 2](https://m.media-amazon.com/images/I/81CHA5ORleL.jpg)
![TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom - Image 3](https://m.media-amazon.com/images/I/81sxpCHkC6L.jpg)
![TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom - Image 4](https://m.media-amazon.com/images/I/81QdKgnvuiL.jpg)
![TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Classroom - Image 5](https://m.media-amazon.com/images/I/71xabPRF5tL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- TOMYOU 400 Pieces Building Blocks Kids STEM Toys Educational Building Toys Discs Sets Interlocking Solid Plastic for Preschool Kids Boys and Girls Aged 3+, Safe Material Creativity
- Brain Flakes 500 Piece Set, Ages 3+, Interlocking Plastic Disc Toy for Creative Building, Educational STEM Learning, Construction Block Play for Kids, Teens, Adults, Boys, and Girls
- Learning Resources STEM Explorers Pixel Art Challenge - Math Puzzles, Pattern Blocks, Creativity for Kids Sensory Bin, Arts and Crafts, Math Manipulatives, Building Toys, Montessori

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-13*