Two new animated shows debut on Nickelodeon in February. “Wallykazam!” airs at 1 p.m. on Feb. 3, and “Breadwinners” launches at 7:30 p.m. on Feb. 17. “Wallykazam!” invites preschoolers ...

Joining the just-launched Wallykazam!, and the upcoming Dora and Friends: Into the City! and Blaze and the Monster Machines, Nickelodeon’s preschool slate is getting two more newly greenlit ...