Free stuff September 9-16

The Cool Kids

Daniel Johnson | How To Catch a Falling Knife poetry reading | Brookline Booksmith, 279 Harvard St, Brookline | September 9 @ 7 pm | 617.566.6660 or brooklinebooksmith.com

Boston Ahts Festival | More than 70 juried artists from Boston and performances on two stages | Christopher Columbus Park, 105 Atlantic Ave, Boston | September 10: noon-7:30 pm; September 11: noon-6:30 pm; September 12: noon-5:45 pm | bostonahtsfestival.com

Art in the Park | More than 65 local artists display and sell recent works | City Square Park, Rutherford Ave + Chelsea St, Charlestown | September 11: 10 am-5:30 pm | artistsgroupofcharlestown.com

Pike Fest | Frat-sponsored fest and barbecue with live music by the Cool Kids, Chiddy Bang, and Bad Rabbits | Northeastern University, Centennial Common, Boston | September 11: 3-7 pm | pikefest.com

Burton Hersh | Edward Kennedy: An Intimate Biography discussion | Harvard Coop, 1400 Mass Ave, Cambridge | September 15 @ 7 pm | 617.489.0519

Lesbian Community Building Event & Games Night | Relaxed lesbian social night | Doyle's Café, 3484 Washington St, Jamaica Plain | September 16: 6:30-9 pm | 617.323.1607