In a look ahead at a week of Cambridge and Somerville events, there’s a free arcade of all-cardboard games to play, a human-size, musical 3D spiderweb at MIT, the annual Bugs Bunny Film Festival for school vacation week and an art fashion show in Union Square.

In a look ahead at a week of Cambridge and Somerville events, there are readings from novelist, Marlon James, a performance of Adrienne Truscott’s ever-changing “This,” dating PowerPoints, the reasoned discussion of “Pick a Side, Stupid!” and much more.

The Chandler Travis Philharmonic is doing its third annual all-“Ivan” Groundhog Day show. That means at least 12 different versions of the song “Ivan in Paris” in widely varying arrangements and rewrites, including versions played upside-down and backward.

Public meetings this week look at a tree-cutting moratorium and other climate change issues, a bid to trade Kendall Square development with land for a multi-use path, comings and goings in the food scene, school budgets and adding 120 hotel rooms in East Cambridge.

In a look ahead at a week of Cambridge and Somerville events, One Night Band returns, Cambridge Community Television holds its first “Comedy Underground” Taping and there’s a Co-Incidence Festival of experimental composer-performers.

In a look ahead at a week of Cambridge and Somerville events, there are some interesting options for New Year’s Eve ranging from free to $85, New Year’s Day options of music, comedy and film, and a week full of events from Boston Dance Theater to book readings.

The buzzy sort of science in which trees will send aid via their roots to neighboring trees that are dying, will kill animals for nutrients and can be trained sort of like dogs gets a whole day of awe-instilled discussion this weekend.

Antonia Grace Glenn returns to Cambridge for the East Coast premiere of her documentary film, “The Ito Sisters: An American Story,” as part of the Boston Asian American Film Festival.

In a look ahead at a week of Cambridge and Somerville events, there are a bunch of inaugural events for likely annual traditions, including Bust Out Boston Music Festival, the 14-performer OnceFest and pop culture-themed LadiesCon, as well as dumplings, Fluff and much more.

In a look ahead at a week of Cambridge and Somerville events, there’s comedy, music, dance and other arts – but theater dominates with a “Brother Nat: Rise. Revolt. Redemption” reading, premiere of “Lexo And Ecca Find Free Will,” an immersive Massenet’s “Cinderella” and more.