The Last Pages★☆☆about 5 min
A Color They Shouldn't Know★☆☆about 5 min
The Tripling Algae★☆☆about 5 min
The Plate Seen Upside Down★☆☆about 5 min
Clear Skies in 72 Hours★☆☆about 5 min
Multiplying a Hundred Numbers★☆☆about 5 min
The Heavily Guarded Cell★☆☆about 5 min
Cutting a Sausage into 11★☆☆about 5 min
When the Ice Melts★☆☆about 5 min
The Pencil-Rubbed Paper★☆☆about 5 min
The Daytime Moon★☆☆about 5 min
Why She Wasn't Angry★☆☆about 5 min
The Book and the Bookmark★☆☆about 5 min
Down from the Blacked-Out Department Store★☆☆about 5 min
Vending Machine Juice★☆☆about 5 min
The Red Light★☆☆about 5 min
The Same Numbers as the Stolen Bills★☆☆about 5 min
Five Sisters★☆☆about 5 min
The Bill Held to the Light★☆☆about 5 min
The False Diary★☆☆about 5 min
The Classroom Lock★☆☆about 5 min
The Room He Was Locked In★☆☆about 5 min
Taro Slept Well★☆☆about 5 min
Who Ate It★☆☆about 5 min
Moonlight on a New Moon★☆☆about 5 min
The Open Refrigerator★☆☆about 5 min
Sighting at Dusk★☆☆about 5 min
Born on the Same Day★☆☆about 5 min
The Door That Opens Only From Inside★☆☆about 5 min
The Cat Door★☆☆about 5 min
Test Scores as Equations★☆☆about 5 min
Three Seconds to the Thunder★☆☆about 5 min
Sum Equals Product★☆☆about 5 min
The Dropped Wristwatch★☆☆about 5 min
The Spinning Egg★☆☆about 5 min
The Strap When the Train Departs★☆☆about 5 min