Readers will see what it takes to move dirt and rock, lift heavy materials, and to build smooth roads for travel. This photo-packed book about construction machines helps students understand that vehicles can be tools.
Big trucks carry every kind of product across the country. This book of big trucks will keep kids interested as they learn more of what they see on the roads.
From the first observation and medical helicopters of World War Two and the Korean War to the Air Cavalry of Vietnam and the missile-armed attack helicopters of today’s armies, twelve dioramic scenes reveal how helicopters have introduced a new dynamic into the way warfare is waged.
In twelve dioramic scenes, discover how warships have changed from the sail and oar power of ancient Greek triremes and 19th century ships of the line to iron warships of the early 20th century and today’s modern aircraft carriers and stealth missile destroyers.
From the wood and canvas biplanes of World War One to the latest vertical takeoff stealth fighters and pilotless drones of the world’s air forces, twelve dioramic scenes reveal how combat aircraft have gradually become the sophisticated stealth machines of today.
From the early human-powered submarines of the American Civil War to the U-boats of both world wars and the modern nuclear-powered missile platforms of the Cold War, twelve dioramic scenes reveal how submarines have become one of the most dangerous weapons of war.
From the Mark I to the powerful turreted tanks of World War Two and the modern missile-firing, troop-carrying light tanks of today’s armies, twelve dioramic scenes reveal how the invention of the tank during World War One changed the face of warfare forever.
