Good choices come from experience, and experience...  ...one ear and out the other. You had to learn that lesson the hard way.Everyone's got a story like that to...  ...ided, was that you never forgot it. Read 39 such lessons

Math professor and philosopher Joel David Hamkins...  ...r and philosopher Joel David Hamkins gave a guest lesson to his daughter’s second grade class. How d...  ...philosophy of the infinite” present a math lesson to a group of seven-year-olds? By coloring pages!...  ...it up with Eulerian paths an...