NARRATOR: Hello! This song is all about different types of flat shapes. We see an image of a farm, and then shapes appear above it as the narrator mentions them. NARRATOR: If you look carefully you ...

Welcome to The Riddler. Every week, I offer up problems related to the things we hold dear around here: math, logic and probability. There are two types: Riddler Express for those of you who want ...

33.5 x 33.25 in. (85.1 x 84.5 cm.) ...