---
product_id: 12593234
title: "KEVA Brainbuilders - 3D brain building STEM challenges for boys & girls - Try to build the image - Practice spatial thinking - 20 planks & 30 puzzles"
brand: "mindware"
price: "¥7558"
currency: JPY
in_stock: true
reviews_count: 13
category: "Mind Ware"
url: https://www.desertcart.jp/products/12593234-keva-brainbuilders-3d-brain-building-stem-challenges-for-boys-girls
store_origin: JP
region: Japan
---

# 3D spatial thinking & STEM skill builder 30 double-sided puzzle cards 20 durable KEVA wooden planks KEVA Brainbuilders - 3D brain building STEM challenges for boys & girls - Try to build the image - Practice spatial thinking - 20 planks & 30 puzzles

**Brand:** mindware
**Price:** ¥7558
**Availability:** ✅ In Stock

## Summary

> 🧠 Build your brain, one plank at a time!

## Quick Answers

- **What is this?** KEVA Brainbuilders - 3D brain building STEM challenges for boys & girls - Try to build the image - Practice spatial thinking - 20 planks & 30 puzzles by mindware
- **How much does it cost?** ¥7558 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/12593234-keva-brainbuilders-3d-brain-building-stem-challenges-for-boys-girls)

## Best For

- mindware enthusiasts

## Why This Product

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

## Key Features

- • **Fun Meets Function:** From picnic tables to swans, each build is a rewarding mental workout.
- • **Durable & Portable Design:** 20 sturdy wooden planks and a zippered case for on-the-go brain training.
- • **Master 3D Spatial Reasoning:** Transform flat diagrams into tangible, balanced structures with precision.
- • **Progressive STEM Challenges:** 30 puzzles ranging from beginner to expert to keep your brain engaged and growing.
- • **Boost Problem-Solving Confidence:** Trial, error, and success build patience and cognitive resilience.

## Overview

MindWare KEVA Brainbuilders offers 30 double-sided STEM puzzle cards and 20 durable wooden planks designed to enhance spatial thinking and problem-solving skills. Suitable for ages 7+, this portable set challenges users to convert 2D blueprints into 3D models, fostering patience, confidence, and STEM proficiency through progressively difficult builds.

## Description

Buy MindWare KEVA Brainbuilders - 3D brain building STEM challenges for boys & girls - Try to build the image - Practice spatial thinking - 20 planks & 30 puzzles: Building Sets - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Used for cognitive rehab after surgery - Very good for my wife to use for her cognitive skills rehab
Review: Fun Learning - As described and lots of learning fun!

## Features

- TOYS THAT TEACH: KEVA Brain Builders from MindWare will train your brain to turn 2-dimensional diagrams into 3-dimensional reality. Approach KEVA from a whole new angle with this interactive STEM tool!
- STRENGTHENS STEM: Turn technical drawings into fun, recognizable objects. The 2-D cards show the design from different angles highlighting the front, side and overhead view and increase in difficulty from beginner to expert.
- PROBLEM SOLVING: Manipulate your KEVA planks to successfully duplicate the balance, proportion, composition and geometry featured on each card. As each build becomes more challenging, patience and confidence is gained through trial and error.
- FUN AND REWARDING: Once you think you've solved the blueprint, flip it over to check the solution—try to resist the urge to peak! From picnic tables and rowboats to swans and snails, you will be amazed what your brain will build. Time to put your 3D imagination to the test!
- INCLUDES: 20 durable KEVA planks, 30 full-color double-sided cards in a zippered carrying case.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00IECWX5G |
| Best Sellers Rank | #43,150 in Toys & Games ( See Top 100 in Toys & Games ) #1,589 in Toy Building Sets |
| Customer Reviews | 4.5 4.5 out of 5 stars (677) |
| Department | unisex-adult |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1 pounds |
| Item model number | 66009 |
| Language | English |
| Manufacturer | MindWare |
| Manufacturer recommended age | 7 years and up |
| Product Dimensions | 15 x 16 x 3 inches |
| Release date | August 20, 2018 |

## Images

![KEVA Brainbuilders - 3D brain building STEM challenges for boys & girls - Try to build the image - Practice spatial thinking - 20 planks & 30 puzzles - Image 1](https://m.media-amazon.com/images/I/81nKTbzhkXL.jpg)

## Questions & Answers

**Q: How is Brain Builders different from loose KEVA planks?**
A: It pairs 20 standard planks with double-sided challenge cards that ask players to turn 2-D diagrams into 3-D builds—turning construction into a brain-twisting puzzle.

**Q: Exactly what comes in the case?**
A: 20 KEVA maple planks, 30 illustrated puzzle cards, and a zippered carrying case.

**Q: Who is it intended for?**
A: It’s recommended for budding engineers age 7 and up.

**Q: What skills does it develop?**
A: Solving the cards sharpens spatial reasoning, engineering mindset, fine motor control, and perseverance.

**Q: Is it travel-friendly?**
A: Absolutely—the compact zip case keeps planks and cards organized for classrooms or road trips.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Used for cognitive rehab after surgery
*by J***S on September 30, 2025*

Very good for my wife to use for her cognitive skills rehab

### ⭐⭐⭐⭐⭐ Fun Learning
*by V***A on May 7, 2025*

As described and lots of learning fun!

### ⭐⭐⭐⭐ Fun building challenge!
*by A***Y on November 2, 2025*

Fun for kids who love to build and solve challenges! I did think they would be bigger though

## Frequently Bought Together

- MindWare KEVA Brainbuilders - 3D brain building STEM challenges for boys & girls - Try to build the image - Practice spatial thinking - 20 planks & 30 puzzles
- Educational Insights Kanoodle 3D Brain Teaser Puzzle Game, Featuring 200 Challenges, Easter Basket Stuffers for Kids, Gift for Ages 7+
- Logic Links Puzzle Box Critical Thinking Game

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-23*