Complete tons of activities and discover hundreds of facts in this 128-page activity book. Then build 6 different molecules with the 20 pieces included with this Discovery Kids Science Factivity set!

Take a trip back to the time of the dinosaurs to learn all about these incredible creatures. Complete activities, puzzles, mazes and more.

We could blame everything that happened on Marco. He was the one who heard about the downed submarine. He was the one who thought we should check it out. And everyone knows that if Marco's up to a challenge, I'm definitely there.Everything was going fine. Until the explosion. An explosion that blew us millions of years back in time, to the age of dinosaurs.Now Tobias, Cassie, Marco, Ax, Jake and I are fighting for our lives with every step we take. But that's not our biggest problem. Our biggest problem is we have no idea how to get back to our own time ...

THE FIRST IN A SPECTACULAR NEW SERIES OF TIME TRAVEL ADVENTURES EVOLVING FROM THE WORK OF RAY BRADBURY, AUTHOR OF THE MARTIAN CHRONICLES T I M E S A F A R I, I N C. SAFARIS TO ANY YEAR IN THE PAST. YOU NAME THE ANIMAL. WE TAKE YOU THERE. YOU SHOOT IT. The sign said it all, but the hunters soon became the hunted. Their safari took them to the age of dinosaurs, but the hunt went terribly wrong, sending ripples of change throughout the timestream. GREEN TOWN, USA............TIME: THE PRESENT.... Aaron Cofield and Jennifer Mason are discussing their future when they make an incredible discovery: a newly laid dinosaur egg, ready to hatch! Before long the two are caught in an astonishing trip across the millennia to Earth’s dim past, chased by a psychotic member of a Time Safari. Racing against time, they face Mesozoic monsters, mysterious time travelers, and a strange new race of intelligent dinosaurs—humanity’s allies in their effort to rescue the future!

When Ronnie’s parents go on a business trip and leave her with Miss Lernin for the week, Ronnie is sure she’s in for a big, dinosaur-size adventure. After all, her last trip with Miss Lernin involved real-life dinosaurs! So, when they end up at the aquarium's jellyfish exhibit, Ronnie is confused. Surely jellyfish aren’t as cool as dinosaurs, right? Wrong! Determined to show Ronnie just how interesting prehistoric life was before the age of the dinosaurs, Miss Lernin takes her back in time to the six parts of the Paleozoic era to study the earliest lifeforms on Earth, and how many left the ocean for life on land.

A decade after a cataclysmic time disruption brings elements from the Cretaceous period into the twentieth century, Nick Paulson discovers that the cause is an unknown force in the center of a dinosaur-infested jungle.