In a look ahead at a week of Cambridge and Somerville events, holiday shopping is underway and so is the Harvard Square Business Association’s Giving Tree tradition, and there’s comedy, music, book readings and interactive events such as the Cardboard City Big Group Build at The MIT Museum.

In a look ahead at a week of Cambridge and Somerville events, there are World Cup matches broadcast from Qatar to The Port, a run and wrestling, readings, poetry and storytelling, chances to dance before and after the Thanksgiving meal, and a holiday tradition: “David Boobie” burlesque.

In a look ahead at a week of Cambridge and Somerville events, there’s plenty of Halloween to be had, including a Peabody Museum “Day of the Dead” event and a Monster Mash on Somerville streets, as well as lots of readings, poetry, dance, music and art. We also learn how an “Emerald Tutu” can help keep us safe from climate change.

In a look ahead at a week of Cambridge and Somerville events, there’s a Bob Moses MathTrail Launch and Parade; “Emotive Land” augmented-reality performance and other dance debuts; a beery class on how to make a New York Times crossword; “Smoke This” Rib Fest; readings, concerts, theater and much more.

In a look ahead at a week of Cambridge and Somerville events, there’s a talk with Nobel Prize laureate Wole Soyinka, visit from vile comedian Neil Hamburger, naughty flutists, a Peter Valentine memorial, the Cambridge Carnival and a number of smaller, end-of-summer festivals and other cultural events.

In a look ahead at a week of Cambridge and Somerville events, there’s festivals of comedy, hip-hop and Somergloom, plenty of theater and dance, and everything from a Moth Story Slam to a monarch butterfly release celebration.

In a look ahead at a week of Cambridge and Somerville events, there’s a Fresh Pond nature walk and Nature in the City Festival, “Cinema Strange” and free screenings of new Pixar classics, classes in augmented reality and a “Yart Sale” – a citywide yard sale for art.

In a look ahead at a week of Cambridge and Somerville events, there are family bike rides and game nights, a smut slam, comedy with Kathe Farris and a book reading with Imbolo Mbue, as well as music from Mia Asano, John Powhida, Fabiola Mendez and the Bridgeside Cypher crew.

In a look ahead at a week of Cambridge and Somerville events, there’s the four-day Nice music festival, two-day Cambridge Jazz Festival, dance, poetry, art in a museum (by day and night) and by bike, storytelling, movies and comedy.

In a look ahead at a week of Cambridge and Somerville events, there’s a Bollywood Night in Central Square, a drag queen competition and book clubs from a brewery, free films, readings poetic and political, a Taste of Carnival, a day of roller skating, a live edition of the podcast “Yo, Is This Racist?” and much more.