# Haiguitang Lateral Thinking Puzzles

> Use this tool when you need to engage users in critical thinking exercises or facilitate collaborative problem-solving activities through interactive puzzle-solving experiences. It provides access to over 30 lateral thinking puzzles, allowing users to ask yes/no questions to uncover solutions to mysterious scenarios. The tool accepts user queries as inputs and returns responses to guide the puzzle-solving process, making it ideal for developing critical thinking skills and promoting creative problem-solving.

Canonical page: https://skillsregistry.net/skills/wangyafu-haiguitang-lateral-thinking-puzzles  
JSON: https://api.skillsregistry.net/v1/skills/wangyafu-haiguitang-lateral-thinking-puzzles

## Description

A puzzle-solving MCP server that hosts a collection of lateral thinking puzzles from the 'Haiguitang' (海龟汤) tradition, a popular Chinese puzzle format similar to 'situation puzzles' or 'yes/no games.' The server provides access to over 30 puzzles stored as markdown files, allowing AI assistants to facilitate interactive puzzle-solving experiences where users ask yes/no questions to uncover the solution to mysterious scenarios. Built with Python 3.12 and the MCP framework, this implementation enables engaging critical thinking exercises and collaborative problem-solving activities.

## Trust

- **Trust score (0–1):** 0.97
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** file-system
- **Updated:** 2026-09-28

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/wangyafu-haiguitang-lateral-thinking-puzzles)
- **Repository:** <https://github.com/wangyafu/haiguitangmcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "wangyafu-haiguitang-lateral-thinking-puzzles"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/wangyafu-haiguitang-lateral-thinking-puzzles` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/wangyafu-haiguitang-lateral-thinking-puzzles/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt