A couple weeks ago, I got all the Bionicle boxes out of the shed. William - my oldest, who recently turned 5 years old - was instantly obsessed. First, we got out all of the 2015 sets, the Skull baddies, both variants of the Toa, all the Protectors...They learned all about Tahu, Gali, the whole gang, and about how the characters changed and morphed into different variations throughout the Bionicle story. William was mystified. The mythical island of Mata Nui is like a grand, colorful island full