---
product_id: 308575833
title: "Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More"
brand: "david j. peterson"
price: "NT$748"
currency: TWD
in_stock: true
category: "books"
url: https://www.desertcart.tw/products/308575833-create-your-own-secret-language-invent-codes-ciphers-hidden-messages
store_origin: TW
region: Taiwan
---

# Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More

**Brand:** david j. peterson
**Price:** NT$748
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More by david j. peterson
- **How much does it cost?** NT$748 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/308575833-create-your-own-secret-language-invent-codes-ciphers-hidden-messages)

## Best For

- david j. peterson enthusiasts

## Why This Product

- Trusted david j. peterson brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Protect your diary from snooping siblings. Share your secrets with a BFF. Guard your texts from unwanted eyes. Create the lingua franca for your own fantastical secret world! Expert language creator David J. Peterson (inventor of languages forGame of Thrones, the Marvel Universe, and more)...

## Features

- ISBN-13: 9781250222329

## Images

![Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More - Image 1](https://merchant-store-media.s3.amazonaws.com/merchant/media/2205/22059781250222329)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-24*