The slogan for the Adventures of Lolo series should be ”The family that plays together stays together in the house for six months until the neighbors have to call the police to get them out.” As in previous games in this series, the challenge is to navigate Lolo (or, for the first time, his mate, Lala) through a sequence of rooms filled with pesky, strategically placed enemies and movable blocks. Still, though the game has action-adventure elements, the focus is on problem solving — it can take days to figure out how to clear a single room. A

Afraid that prolonged exposure to the sun at vacation time might melt your brain? Check out more video puzzle games to help keep your mind (and fingers) active this summer.