In the U.S. the typical school year is 180 days long. In China, the typical school year is 251 days.
7
Group "brainstorming" makes each individual in the group less creative and doesn't work as efficiently as the same number of people working alone and then later pooling their ideas.
10
Eminem repeated the 9th grade three times.
27
American school children rank 25th in math and 21st in science out of the top 30 developed countries, but ranked 1st in confidence that they outperformed everyone else.
7