Science

Discover our Earth your way! Open the book to any page, jump forward and back, dig deeper into your favorite topics, and become a Thames & Kosm...

Keep on rockin’ and rollin’ with this refill pack for the Thames & Kosmos Rock Tumbler. This pack includes a one-pound assortment of natural ro...

Let’s rock and roll! Amp up your rock collection and explore the secrets of geology with the Thames & Kosmos Rock Tumbler! This custom-designed...