My son informed me of a phenomenon that's well known among D&D players: a D12 (dodecahedron) rolls much farther than a D20 (icosahedron). Is there an obvious reason why this should be? I can imagine a couple of possibilities, but I wouldn't know how to verify them.
(I suppose I should tag nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpqqlvywagxxkcu2p6qmfsjv45xh5a3d2ghac4tsvvvap064whcmljsrpdcr8 (nprofile…dcr8), given his recent work on the physics of rolling dice.)