What are some free no sign in, website orn games?

There are many free online games that you can play without the need to sign in or create an account. Here are some categories and specific examples: ### Casual Games 1. **Slither.io** - A multiplayer snake game where you eat pellets to grow longer while avoiding other snakes. 2. **Krunker.io** - A fast-paced first-person shooter that you can play in your browser with various game modes. 3. **Little Alchemy 2** - A puzzle game where you combine elements to create new items. ### Puzzles and Strategy 1. **2048** - A sliding puzzle game where you combine tiles with the same number to reach 2048. 2. **Tetris** - Classic block-stacking game that you can find on many sites like Tetris.com. 3. **Chess.com** (guest mode) - You can play chess against AI or other players without signing in. ### Action and Adventure 1. **Super Mario Bros. Flash** - A Flash-based version of the classic Mario game available on various retro game sites. 2. **Zombotron** - A fun platform shooter featuring puzzles and combat against zombies. 3. **Google Chrome Dino Game** - Play the offline dinosaur game by accessing it when you're not connected to the internet. ### Card and Board Games 1. **CardGames.io** - Offers a variety of classic card games like Solitaire, Hearts, and Spades without the need for an account. 2. **Tabletopia** (guest mode) - Play a variety of board games online by entering as a guest. ### Educational Games 1. **Prodigy Math** - Provides engaging math challenges without requiring sign-in for some levels. 2. **Text Twist** - A fun game focusing on creating words from a mix of letters. ### Miscellaneous 1. **Online HTML5 Games** - Websites like CrazyGames.com and Kongregate offer a plethora of HTML5 games playable without signing in. 2. **Pogo.com** - Provides various games, from card games to board games, that you can play as a guest. ### Note While many of these games do not require signing in, some might offer optional sign-in features for saving progress, accessing leaderboards, etc. Always make sure to check the website's compatibility and any terms of service before playing. Enjoy gaming!