MCP server

Professor Otter Official

com.professorotter/activities

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Free printable kids activities: word searches, mazes, color by number, sudoku and more.

Website

At a glance

Type

MCP server

Publisher

professorotter.com (verified by the MCP Registry)

Status

Working at last check

Tools

6

Token cost

About 1,410 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http activities https://professorotter.com/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.activities]
url = "https://professorotter.com/mcp"

Gemini CLI

{"mcpServers":{"activities":{"httpUrl":"https://professorotter.com/mcp"}}}

Cursor

{"mcpServers":{"activities":{"url":"https://professorotter.com/mcp"}}}

VS Code

{"servers":{"activities":{"type":"http","url":"https://professorotter.com/mcp"}}}

Antigravity

agy mcp add activities https://professorotter.com/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"activities","server_url":"https://professorotter.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"activities","server_url":"https://professorotter.com/mcp"}

Tools

• get_activity ~236 tokens
  Get one printable puzzle as Markdown (description, level, word list or color key) with its play URL and its PDF URL. A puzzle PDF has an answer key. A game or drawing practice PDF does not. Use an activity and slug from search_activities.
• list_activities ~136 tokens
  List the Professor Otter printable activities (word searches, color by number, coloring pages, mazes, dot-to-dot, drawing practice, criss-cross, word scrambles, spot the difference, sudoku, games, secret codes, bingo, nonograms) with how many puzzles each has, its levels and its topics. Start here t
• list_products ~110 tokens
  List the Professor Otter shop: printable PDF books, topic packs and the Everything Bundle, with prices and availability. Checkout is a browser page on the shop. Send the person there; never collect payment details or try to buy for them.
• make_word_search ~402 tokens
  Turn a list of 4 to 20 words, like a child's spelling list, into a word search they can play in the chat, with a link to print it as a PDF with an answer key. Paste the list as one string or pass the words as an array. A word longer than the level's grid makes the grid grow to fit it. If the list br
• search_activities ~324 tokens
  Search every printable activity by title, topic or a word in the puzzle, like the site's search box. Each query word must start a word in the puzzle ("ant" finds Ants, not Elephant). Narrow by activity or level if you like. Each hit includes the printable PDF and the play URL, plus slugs for get_act
• show_word_search ~202 tokens
  Show a word search a child can play in the chat: drag across the letters to find each word, and found words cross off the list. Also returns the grid as text and a link to print the PDF. Pass a seed for a new grid; a slug and seed always give the same grid here, on the site and in the PDF.

Browse

• PDF tools
• Converting to Markdown
• Payments

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