Minecraft is deceptively simple video game. You're dropped into a virtual world, and you get to build things. It's like a digital Lego set, but with infinite pieces.
Its simplicity makes it a big hit with kids, like 10-year old Will Davidson. Last year, Will built a Spanish mission for a school report. He modeled his off the Santa Cruz Mission. "I made a chapel over here," Davidson says. "I also have a bell tower."