"Trilobite scores a viral video hit when he stages a comedy opera prank. Amber gets pulled into the wild world of walrus fighting, and Tiffany's past as a competitive video game player comes back to haunt her. Opabinia and company are also back to cause trouble at every step. The gang will cause mayhem on a hospital ship and a giant floating mall shaped like a ball before they find out that fame always comes at a price"--Provided by publisher.

"Trapped in the Precambrian Era 570 million years ago by an earthquake, the Dinosaur Explorers find themselves in a fix- by needing a bigger fix for their time machine! Under the guidance of Dr. Da Vinci, his assistant, Diana, and Starz, their helpful tiny robot, Rain, Emily, Sean, and Stone must now face the challenge of finding electricity in an era where humans don't exist yet! And to make matters worse, the locals don't take kindly to the Dinosaur...

"Life in the primordial swamps of prehistoric Earth was a daily trial of survival, especially for the smaller dinosaurs just trying to get by without being trampled, attacked, or eaten. Not even the biggest beasts were safe, as there was always an even bigger threat just beyond the horizon ... --

This time, the X-Venture Xplorers are in the Permian - Carboniferous eras, around 350 million years back. Many creatures which are small today were very big back then- which presents a big problem when the X-Venture Xplorers come face to face with things like giant spiders! Even more big dangers from today's small creatures await the team as they quickly realize that it is a bad idea to be PLAYING IN THE PERMIAN!

"¿Qué harías si te quedaras encerrado en un museo? ¿y si, además, todo lo que hubiera dentro cobrara vida? El meteorito del almacén del Museo Prehistórico se rompió por accidente, y pasó algo increíble: ¡ahora todo tipo de criaturas andan sueltas! Mamuts y depredadores. Hombres prehistóricos. ¡Incluso dinosaurios! Jio y sus amigos saben que acudir a la ciencia es la ͠nica manera de salvarse de este desastre. ¡Tal vez si recuerdan la...

Recollecting what a huge "help" he was last year, Sid decides to pay Santa and the North Pole a visit and once again offer his assistance for Christmas preparations! But before anyone can stop him, he's fiddled with Santa's magic--and finds himself visited by Sids from the past, present, and future! Can Christmas survive help from FOUR Sids?!