Miller, Derek

"At top speeds of more than 250 miles per hour (400 kilometers per hour), high-speed trains are designed to carry passengers over long distances quickly and safely. [This book] explores how trains have evolved over time and describes how special tracks, powerful motors,and physics come together to get travelers where they want to go--fast. Readers are encouraged to think critically about how trains stay on their tracks, how high-speed trains handle extreme friction, and . . . advances like maglev trains that use magnets to levitate"--Provided by publisher.

Voter disenfranchisement occurs when people who have the right to vote are prevented from doing so. This must-have examines the scope of the problem and discusses recent efforts to stop this violation of civil rights.

Mahatma Gandhi's commitment to peace and nonviolent resistance helped to secure India's independence, and came at a great personal cost. Gandhi's writings and protests, including the famed 1930 Salt March, have served as a blueprint for activists who recognize the power of peaceful protest. This book reveals Gandhi's story and includes historical information about Gandhi's effect on India and South Africa.