••• The ad agency Pearlfisher at 455 Broadway will have a ball pit installation for adults from Aug. 21 to Sept. 21; reservation recommended. When I was in high school, a friend and I broke into a McDonald’s Playplace late one night and had a blast, but I don’t know that I need to do it again. (I changed my mind after writing that, but my generally game friend Lisa and I were unable to book appointments at the same time; a flaw in the system?) —amNY

••• 3 World Trade Center is halfway to its final height. —New York YIMBY

••• “A Chinese investment firm announced it has agreed to pay $390 million for a development site near the South Street Seaport, paving the way for the erection of yet another super-tall skyscraper in a city that is quickly sprouting 1,000-foot plus tall towers. […] China Oceanwide Holdings released a statement confirming that a U.S. subsidiary of the firm is in contract to acquire both the site at 80 South St. and a neighboring parcel at 163 Front St. from the Howard Hughes Corp.—the would-be developer of the nearby South Street Seaport.” —Crain’s

••• Curbed visits a Tribeca garden that I’m pretty sure we’ve seen before, but whatever, it’s pretty.