8 p.m. on 2, 9, “Shark Tank” — Six New Hampshire youngsters ranging in age from 12 to 18 pitch a device they’ve created to detect unsafe driving. A California woman has invented a muffin that captures the taste of s’mores. Two brothers from Texas have an idea for a sushi restaurant where the customers do their own food prep. A New Yorker seeks funding for her online chat therapy business. Kevin O’Leary makes one entrepreneur a million-dollar offer in this episode.

8 p.m. on 6, “Undercover Boss” — Kampgrounds of America — its friends call it KOA — is a chain of almost 500 family-friendly camping facilities, some company-owned and some franchised. Jim Rogers, the chain’s chairman and CEO, visits several KOA campgrounds incognito and takes a series of rank-and-file jobs to see what life is like for the front-line workers. At the end, he’ll have some pleasant surprises for some of those workers.

8 p.m. on 10, “Bones” — The discovery of two bodies — a cancer patient and the woman guiding her through her grieving process — prompts Brennan and Booth (Emily Deschanel, David Boreanaz) to discuss their own end-of-life plans and decisions. Daisy (Carla Gallo) returns to work her first case since splitting with Sweets (John Francis Daley).

9 p.m. on STARZ, “Magic City” — As Ike (Jeffrey Dean Morgan) sets his plan to get Ben (Danny Huston) out of the Miramar Playa in motion, Ben is pursuing the go-ahead to get rid of him … permanently. Stevie and Lily (Steven Strait, Jessica Marais) go on a real date. Vera (Olga Kurylenko) is threatened by Meg (Kelly Lynch). Ben hosts a Seder like no other in the new episode.

10 p.m. on 6, “Blue Bloods” — Danny (Donnie Wahlberg) finds himself investigating a community of voodoo practitioners on Halloween after a costumed man is stabbed by an assailant dressed as the Spirit of Death. Garrett Moore (Gregory Jbara) shares a secret with Frank (Tom Selleck).

10 p.m. on ANPL, “Treehouse Masters” — Beer doesn’t grow on trees, but there’s at least one where you can buy it. In this new episode, an Ohio family commissions Pete to build a “brewery in the sky.” He obliges with a barn-themed tavern equipped with a fully functional brewing setup and containing a bar made from old wine barrels. Members of the local Amish community help the crew get the job done.