2018

Riddler Classic: How Far Would You Go To Rig A Coin Flip? 2018/11/03

Riddler Classic: Riddler League Football Cards 2018/09/08

Riddler Classic: The Perfect Doodle Puzzle 2018/08/05

Riddler Express: Arithmetic Anarchists Attack 2018/04/14

Best Behavior, Teething Troubles, or Looking the Other Way? 2018/02/23

Phyllotaxis3D, Belatedly 2018/02/19

Thank You, #rstats World 2018/02/18