Grow a Garden, created by a 16-year-old in a few days, has shattered records for the most concurrent players of any game in history, beating out video games that take years and millions of dollars to develop.

Roblox raised its annual bookings forecast on Thursday and topped 100 million in daily active users thanks to the viral success of farm simulation title "Grow a Garden", sending shares of the videogame platform rising more than 16%.

Roblox raised its full-year bookings forecast and crossed 100 million daily active users for the first time, driven by the explosive popularity of a new farm simulation game, Grow a Garden (your kids probably have told you about it).