Knowlege home

What we actually do is force the students to memorize the lessons over and over again and try to make them swallow without understanding anything in the hope of getting good results.In fact, some boys and girls like to study in this way, but most of them find it very confusing to memorize the lessons in this way.Many student's home teachers or parents try to explain the lessons to them in a very simple way, but some of them are unable to understand.For those who are too weak to understand and memorization of parents  and teachers even very inattentive to study, we can introduce a practice such as teaching on them.Teaching them little by little and announcing a reward to them for hoping for something better, such as accepting very easily whatever they do.Even if they don't do their homework or class study properly, we can't intimidate them in any way. And  if they learn or understand very little of what they are reading, we will encourage them and inspire them so that they c...

How long does it take to prepare a vaccine?  Statistics for the last 50 years:  1.  Zika virus  First detected = 1946.  Vaccine discovery = research.  Duration = 63 years.  2.  Chickenpox  First detected = 1953.  Vaccine discovery = 1995.  Duration = 42 years.  3.  Hepatitis B  First detected = 1985.  Vaccine discovery = 1971.  Duration = 18 years.  4.  Ebola  First detection = 197.  Vaccine discovery = 2019.  Duration = 43 years.  5.  AIDS  First detected = 1971.  Vaccine discovery = research.  Duration = 39 years.  .  SARS virus  First detected = 2003.  Vaccine discovery = research canceled.  Duration = 18 years.  .  Mars virus  First identified = 2012.  Vaccine discovery = research.  Duration = 6 years.    It usually takes 8 to 20 years to develop a vaccine.  There is no guarantee that he wil...