Explorer 3. The hidden doors

A bullied boy discovers a door guarded by a sly monster . . . A painting of a door opens in a forgotten Egyptian tomb . . . A portal in the park promises to turn you into a much cooler 2.0 version—if you can just get the bugs out . . . and much more . . .

Contributors include:
Jen Wang (Koko Be Good), Johane Matte (Explorer: The Mystery Boxes), Steve Hamaker (colorist of Jeff Smith’s Bone series), Faith Erin Hicks (Friends with Boys), Doug Holgate (Zack Proton series), and Jason Caffoe (Explorer: The Lost Islands and Flight).

Readers may never walk into a room the same way again.