Suspects who are identical twins...<br><br><br><br>A leaking tent...<br><br><br><br>Magical worm pills...<br><br><br><br>A zebra's portrait...<br><br><br><br>And a sheet of toilet paper from Spain that's been swiped!<br><br><br><br>These are just some of the ten brain-twisting mysteries that Encyclopedia Brown must solve by using his famous computerlike brain. Try crack the cases along with him--the answer to all the mysteries are found in the back!