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 ...
How to Tell if Your Child is Dyslexic. Generally dyslexia becomes more apparent in elementary school when children begin to learn to read and write, however, there are some signs of dyslexia that may be recognizable as early as the late toddler or preschool years.f your child has three or more of the above symptoms speak with your childâs teacher about having him/her tested for dyslexia. No single test can be used to diagnose dyslexia, so multiple tests should be given (as many as 10-12 since dyslexia encompasses so many areas of learning).