Go on safari with Lauren Hutton on TBS; Canadian puppets and a tugboat named Ted pull into PBS

The new season of “The Magic School Bus” (KCET, Sunday at 7:30 a.m.) begins with “The Magic School Bus Meets Molly Cule.” Wanda’s favorite singer, Molly Cule (Wynonna Judd), chooses Ms. Frizzle’s class to wash her car. In the second episode (at 8 a.m.), principal Ruhle (Paul Winfield) leaves his beloved chicken, Giblets, in Dorothy Ann’s care. As soon as he is gone, Giblets flies away. For ages 2 to 5.

*

Supermodel and world traveler Lauren Hutton and two friends, Nicholas Wade, 7, and Teo Juan Babini, 8, leave New York City for adventure in Africa in the “Wild!Life Adventure” special, “Little Warriors” (TBS, Sunday at 6 p.m.). Hutton wants to make Nicholas’s dream of seeing “gazoos” (gazelles) come true before he returns to New York City, where he will undergo surgery to remove a brain cyst. For the family.

*

Wayne Szalinski (Rick Moranis) uses his Incredible Shrinking Machine one more time. Now he and his brother and their wives are shrinking in “Honey, We Shrunk Ourselves,” the latest installment of “The Wonderful World of Disney” (ABC, Sunday at 7 p.m.). These small people must now face household insects the size of dinosaurs, dizzying “balloon” rides inside soap bubbles and other dangers. For the family.

*

In the premiere episode of “Theodore Tugboat” (KCET, Saturday at 7 a.m.), Hank discovers he doesn’t have to be better than everyone else to be liked. In the second story, Theodore finds himself “getting more and more lost,” until he decides to stay put. For ages 2 to 5.

*

The Canadian puppet series “Groundling Marsh” makes its debut on KOCE-TV Channel 50 (Saturday at 7 a.m.). The Groundlings are eccentric puppet creatures who live in an overgrown swampland with deep purple forests. In the first episode, no one is interested in the mudophone created by Mud/Slinger until they discover that it can make delicious fungus cookies. For ages 3 to 7.

*

Thirteen-year-old Jesse (Gregory Smith) is having a tough time getting his life together in “Shadow Zone: My Teacher Ate My Homework” (Showtime, Saturday at 7 p.m.). Things really get tough when Mrs. Fink (Shelly Duvall), his uptight teacher, won’t give him a break on his school work. Jesse enters the “Shadow Zone,” where fantasy and reality meet, and buys a doll that looks like Mrs. Fink. For ages 10 to 16.