The Lab is a Portal-based title developed by Valve Corporation, and released for Microsoft Windows on April 5, 2016. It utilizes virtual reality (VR) gaming technology and the HTC Vive device to showcase a series of gaming experiences accessed through a hub room. The game offers eight different game types that involve short demo experiences that utilize different aspects of the VR capabilities. Variety is also offered beyond the experiences themselves by the amount of interactability with objects in the environment that is included.
Source: Wikipedia, "[en.wikipedia.org/wiki/The_Lab_%28video_game%29 The Lab (video game)]", available under the CC-BY-SA License.