What causes an apple to fall from a shaken tree? Invite students to question what they "know"

What causes an apple to fall from a shaken tree? Invite students to question what they "know": https://t.co/zLTXWUhKYX #histed #scichat http://pic.twitter.com/1X18RnyTup

— Big History Project (@BigHistoryPro) May 25, 2017

via Twitter https://twitter.com/BigHistoryPro

May 25, 2017 at 09:15AM

Updated infographic on historical inquiry

Updated infographic on historical inquiry. #sschat http://pic.twitter.com/aEtWjy7yb3

— Matt Doran (@mdoran2067) April 9, 2017

via Twitter https://twitter.com/mdoran2067

April 10, 2017 at 04:40AM