Kent, Peter

Presents a guide to mining crypotcurrency, discussing what cryptocurrency is, how blockchains work, how to choose a profitable cryptocurrency, how to choose between mining options, how to calculate profitability, and tips for the best return on one's investment.

Offers information on technological advances in robotics, engineering, transportation, space travel and the environment in the twenty-first century with three-dimensional illustrations.

Examines all forms of armor including natural armor as well as armor created for protecting humans and their structures. Features numerous color illustrations.

This book takes you on a thrilling adventure through the latest, the strangest, and the most incredible information available today.

Text and pictures portray great feasts from the Stone Age and ancient Egypt to World War I.

System requirements for computer disk: IBM-compatible PC; MS-DOS. Guide to using on-line services, sending e-mail around the world, and downloading programs on your computer.

Offers information on technological advances in robotics, engineering, transportation, space travel and the environment in the twenty-first century with three-dimensional illustrations.

Contains detailed illustrations that follow the evolution of a city from prehistoric times to the distant future.

Illustrations and simple text teach children about sunken ships, buried treasure, and underwater plants and animals.