Bridge Constructor

The goal for each scenario is to make sure that one or more vehicles driving across the bridge can reach the other side safely.

[1] While it was generally successful in Europe and topped the app charts there, it was not popular in North America until after a Reddit post by a player of the game within the "GamePhysics" subforum in March 2014.

This created a large interest in the title, resulting it being the top paid iOS within 10 days of the image's posting.

[2] [3] [4] [5] Bridge Constructor Portal was announced in December 2017, for release on mobile and personal computers later that same month, and for consoles in 2018.

Developed under license from Valve, the game sets challenges in the Aperture Laboratory facilities from the Portal series, under the watchful eye of the artificial intelligence GLaDOS.

The GIF image that was posted to Reddit that led to the success of Bridge Constructor in North America. It shows the typical gameplay of the series, having constructed a bridge to the stage's limitations by testing that bridge by setting a vehicle (in this case, a tanker-truck) across it.