---
product_id: 632345585
title: "PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Desig..."
brand: "prfc.nl"
price: "¥11410"
currency: JPY
in_stock: true
reviews_count: 6
category: "Prfc.Nl"
url: https://www.desertcart.jp/products/632345585-prfcnl-iq-test-cubes-red-and-white-9-kohs-cubes
store_origin: JP
region: Japan
---

# 60 downloadable block designs Mobile app with unlimited patterns 9 precision 1-inch cubes PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Desig...

**Brand:** prfc.nl
**Price:** ¥11410
**Availability:** ✅ In Stock

## Summary

> 🧠 Unlock your brain’s full potential—one cube at a time!

## Quick Answers

- **What is this?** PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Desig... by prfc.nl
- **How much does it cost?** ¥11410 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/632345585-prfcnl-iq-test-cubes-red-and-white-9-kohs-cubes)

## Best For

- prfc.nl enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Portable:** 1-inch cubes fit perfectly in your hand and bag for on-the-go brain training
- • **Boost Cognitive Skills:** Enhance spatial reasoning, problem-solving, and eye-hand coordination
- • **Master Nonverbal IQ Tests:** Perfect prep for WAIS-IV & WISC-V with authentic block designs
- • **Interactive Digital Practice:** Unlimited pattern challenges with built-in timer on the mobile app
- • **Self-Assessment & Growth Tracking:** Use cubes and app to monitor your cognitive progress and sharpen your mind

## Overview

PrfcNL Test Cubes are a set of nine 1-inch red and white cubes designed for effective preparation of nonverbal IQ tests like WAIS-IV and WISC-V. The product includes a mobile app with unlimited pattern challenges and a downloadable PDF with 60 block designs, enabling users to practice spatial reasoning, problem-solving, and cognitive skills anytime, anywhere without batteries or assembly.

## Description

PrfcNL Test Cubes (Red and White) - Study for Block-Design Test, Practice Cognitive Spatial Reasoning Test, 9 Kohs Cubes, WAIS and Wisc Test Preparation, 1002IQBOX : desertcart.co.uk: Toys & Games

Review: Fab product - The pattern app is easy to navigate and the cubes are good quality.
Review: Très léger ! Facile à utiliser, boîte solide

## Features

- 【IQ Test Preparation】 Our Test Cubes were designed to assist children and adults in practicing and preparing for nonverbal IQ tests like WAIS-IV and WISC-V.
- 【Perfect Size】Each cube is 1 inch in size, making the set ideal for usage at home and on the go.
- 【Self-Assessment】 The cubes can be used for psychological assessments, testing cognitive growth and problem-solving abilities.
- 【Brain Training】Excellent for creative thinking, training children's and adult's imagination, eye-hand coordination and colour and shape recognition, and improving both IQ and EQ
- 【Downloadable Content】 Each box contains link to downloadable PDF file with 60 block designs.Mobile app included: Mobile app with unlimited patterns. Practice using the time counter in the app and complete the patterns as fast you can!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CNTTRNHS |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 83,766 in Toys & Games ( See Top 100 in Toys & Games ) 173 in Sequential Puzzles |
| Colour | Red and White |
| Customer Reviews | 4.3 4.3 out of 5 stars (96) |
| Date First Available | 22 Nov. 2023 |
| Educational Objective(s) | Problem Solving Skill, Spatial Awareness |
| Item model number | 1002IQBOX |
| Manufacturer recommended age | 0 - 2 years |
| Material Type(s) | pla |
| Number of Game Players | 1 |
| Number of pieces | 9 |
| Product Dimensions | 2.5 x 2.5 x 0.1 cm; 40 g |
| tech_spec_battery_description_toys | No batteries required |

## Product Details

- **Age range (description):** Adult
- **Brand:** Prfc.NL
- **Colour:** Red and White
- **Educational objective:** Problem Solving Skill, Spatial Awareness
- **Included components:** 9 cubes in easy to carry box with FREE digital downloads (PDF and Mobile App)
- **Material:** pla
- **Number of pieces:** 9
- **Product dimensions:** 25L x 25W millimetres
- **Puzzle type:** Puzzle Box
- **Theme:** Intelligence

## Images

![PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Desig... - Image 1](https://m.media-amazon.com/images/I/716Y--jkBgL.jpg)
![PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Desig... - Image 2](https://m.media-amazon.com/images/I/71iqTAE4pvL.jpg)
![PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Desig... - Image 3](https://m.media-amazon.com/images/I/71TNjNbiR6L.jpg)
![PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Desig... - Image 4](https://m.media-amazon.com/images/I/71AurElDVgL.jpg)
![PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Desig... - Image 5](https://m.media-amazon.com/images/I/717w1s2GKOL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fab product
*by S***H on 6 August 2025*

The pattern app is easy to navigate and the cubes are good quality.

### ⭐⭐⭐⭐⭐ Review
*by V***D on 6 January 2026*

Très léger ! Facile à utiliser, boîte solide

### ⭐⭐⭐⭐⭐ Review
*by F***O on 29 September 2025*

Ottima qualità, perfetta per somministrazione test wisc

## Frequently Bought Together

- PrfcNL IQ Test Cubes (Red and White) – 9 Kohs Cubes, Practice for Block Design Test, WPPSI, WAIS IV and WISC V Tests, Montessori Educational Blocks to Improve Concentration, Coordination and Memory
- Block Design Test Practice Book: IQ Test with Block Patterns (BDT), Preparation for test, Spatial Ability, Gifted Education, Kohs Cubes Practice (IQ Tests series)
- WISC-V Test Preparation Book: Practice for WISC-V Test with Picture Concepts, Pattern Matrix Reasoning, Naming Speed Literacy and Quantity, Symbol ... and Picture Span Subtests (IQ Tests series)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-09*