Many grown adults struggle with some of the basic concepts they learned back in fifth grade. It's not that you’re not smart—it’s just that sometimes, life doesn’t require you to remember the specifics ...

In Ghanaian primary schools, there is a division between the lower and upper primary . Grades 1,2, and 3 comprise the lower primary, while 4,5, and 6 comprise the upper primary .

Children who count on their fingers between ages 4 and 6 1/2 have better addition skills by age 7 than those who don't use ...