A brief History of sportOnline version watch the video and answer the questions. by aleris gzz 1 when was invinted the lawn mower? And who was the inventor? Written answer 2 What are tools have we been using to improve our performance? Written answer 3 How long have been existed the Olympic Games? Written answer 4 why traditionally does football start at 3 o´clock on a Saturday afternoon? Written answer 5 What are technologies that help to improve athletes' performance? Written answer