Discover over 500 species of sea shell from around the world with this pocket visual guide!

This comprehensive handbook...

A comprehensive pocket guide to dinosaurs and prehistoric animals and the world they inhabited millions of years ago.

Packed...

The clearest, most accessible guide to observing the night sky.

Introducing the Handbook of Stars and Planets - the perfect...

Unearth a treasure trove of knowledge of over 130 gemstones from around the world.
Learn how gemstones are formed and how to...