Field guide No. 694
Paper plane, folding brick wall
The wall came off worse.
A white paper plane has flown nose-first into a red brick wall, and the bricks around the point of impact have folded into sharp origami creases. The plane is fine.
Field noteBrick creases like paper here, and paper hits like brick. They swapped jobs on impact.
Also possible, also breaking material
Charcoal flames in a wet clearingLogs and a carved black flame sit in a ring of stones. The fire was put out by itself, in advance.
Hinged limestone ridgeLimestone slabs stand open at one end like lids on a row of tins.
A suitable pauseBenches are wood, water is wet, and neither rule forbids the other. The greyhound has not asked.
Sewing lightning into velvetSewing machines need thread. This one stitches with a bolt of lightning straight into the cloth.