The latest Let's Tap trailer shows off the Taprunners mode. http://www.nintendoworldreport.com/newsArt.cfm?artid=18428 Sega's most recent Let's Tap trailer shows off one of the game's modes, Taprunners.
In this mode, players tap to make their little runners go through various obstacles, which are shown throughout the trailer.
Let's Tap is set to come out this June.