U of M-Dearborn, Saturdays, February 16 & March 9:  https://myemail.constantcontact.com/Early-Spring-2019-Natural-Explorations-Newsletter-.html?soid=1115884303432&aid=0RWPwA7nW90

Tollgate in Novi, Saturday, February 23, 2019, 10 AM, bring charged drill (optional), free:  https://www.canr.msu.edu/tollgate/uploads/files/Tollgate_Calendar_2019%20final.pdf

Tollgate in Novi, Saturday & Sunday, March 9 & 10, $12/$15 & advanced registration: https://www.canr.msu.edu/tollgate/events/maple-tapping-and-pancake-feast

Activities in Macomb, Oakland, Washtenaw & Wayne Counties:  https://www.oaklandcountymoms.com/michigan-maple-syrup-events-24696/