Immerse your little ones in an incredible world of interactive games and detective adventures where they can be the protagonists of their own stories. With the LEGO City building set "Water Police Detective Missions" 60355, boys and girls can take command and tackle challenges with the included LEGO bricks. They will meet exciting characters as they complete thrilling digital missions. What will they build to save the day? This interactive toy includes a speedboat, a robber's cell, and 4 LEGO minifigures, including Duke DeTain, the popular character from the LEGO City Adventures TV series. The set requires the use of a smartphone or tablet with the free LEGO Building Instructions app. This way, children can experience the fascinating missions firsthand and build their own LEGO police toy while embarking on a fun adventure. LEGO City Missions sets allow kids to creatively solve problems while interacting with their favorite characters and improving their building skills without the need for instructions. LEGO City games make a perfect birthday or Christmas gift for boys and girls who love toy boats, police, and action games.