Roblox - Reimagining the way people come together.

Minecraft - A block-building game that allows you to create and explore entire worlds from scratch.

Garry’s Mod - Garry’s Mod is Funny, Sandbox, Co-op, Building, FPS, Action, Single and Multiplayer video game created by Facepunch and published by Valve.

Ace of Spades - Ace of Spades is a First-person Shooter, Sandbox, Crafting, Building, Co-op, Adventure and Multiplayer video game developed and published by Jagex Limited.

Blockland - Blockland is a non-competitive multiplayer sandbox-style construction game. It's kind of like playing with legos on the internet.

Algodoo - Algodoo is a 2D simulator freeware product designed as a physics learning tool. It was originally created by Emil Emerfeldt as part of his master’s thesis in 2008. Read more about Algodoo.