Ellie, it's a dinosaur! A T-Rex... you said you have a T-Rex? My dear, welcome to.... the Denver Zoo? It may not be Jurassic Park, but it's pretty close. And they've "spared no expense." Twenty one ...

In this activity, your class examine the feature of trilobites, then sort them into different groups. They will identify and label the parts of a tribobite, and note some of the similarities and ...

With the fourth installment of the Jurassic Park film series being months away from hitting the theaters, the world is once again thinking of dinosaurs, and of newer ways to revive them using ...