Gunpowder Gunpowder was invented around 850 A.D. The Chinese used gunpowder in the early 1230's to launch fireworks and in weapons. Gunpowder was probably used for the first time in Europe during the Battle of Cr cy in 1346.Historians do not know if this invention was carried from China to Europe or in The Europeans invented it independently.he Chinese used gunpowder in the early 1230's to launch fireworks and in weapons. Gunpowder was probably used for the first time in Europe during the Battle of Cr cy in 1346. Historians do not know if this invention was carried from China to Europe or in The Europeans invented it independently.
Best Answer: A child can be professionally diagnosed with dyslexia as early as five-and-a-half years old. ... Of course, like most, there is quite a range. but it ...
Dyslexia is a unique learning disability that is not connected to intelligence. It is a very common condition that is still a bit of a mystery to most. As more is understood about dyslexia, it is easier to understand the causes and symptoms of this condition.Dyslexia is categorized as hereditary and it is found that parents with dyslexia have about a 40% chance of having a child with the same condition.lthough dyslexia is hereditary, it is also found that this condition is more prominent in boys than in girls. Boys are about 3 times more likely to be diagnosed with this condition. The cause for this is still unknown.