RT @Mythagon: @MrHonner I'm always stuck at why it's math that gets accelerated so far ahead. Why are the students not accelerated in all f… 4 hours ago

RT @Lisaqt314: Super excited that my problem-solving class figured out Fermat's little theorem by Pascal's Triangle when we paused the podc… 14 hours ago

Reminds me of those sun clocks. Nice view.

It is indeed a sundial, the largest I’ve ever seen. It was not especially accurate, though.