Sophie (age 8) and Ellie (age 6) tell the story of the invention of the Tank.----more---- At the outbreak of World War One, armies had infantry, artillery and cavalry. Many of the general had been in the cavalry themselves. However, once war started everyone realized that cavalry was not going to be very useful in this war. Machine guns fired bullets so fast that the cavalry were shot dead before they could finish their charge. The war soon became trench warfare as soldiers dug trenches to keep safe from the bullets. You couldn’t put a horse in a trench. The area between the trenches was also very dangerous. There were craters, mud, barbed wire and machine guns. Thousands were killed in attacks on enemy trenches. What was needed was a way of crossing the mud, crushing the barbed wire and not getting shot by the machine guns. British engineers came up with the answer. They wanted to build a vehicle which could do all that. However, the person who got most excited by it was the perso...