Roblox offers a vast array of games across various genres, including adventure, role-playing, simulation, and obstacle courses. Users can create and play user-generated games, making for an ever-expanding library.

You can customize your character by accessing the Avatar Editor. From there, you can change your character's clothing, accessories, body parts, and animations to create a unique look that represents you.

In Roblox, players can earn currency by participating in games, completing tasks, or creating and selling their own games or items. Engaging with the community and attending events can also lead to rewards.

To create a game in Roblox, follow these steps: 1. Open Roblox Studio and create a new project. 2. Use the tools to design your world, adding objects and scripting elements. 3. Test your game using the 'Play' button. 4. Publish your game for others to play.

Yes, you can play Roblox with friends. To do this, add friends on your Roblox account, then select a game. Once in the game, you can invite friends to join you by using the in-game menu to send a game invitation.