Are you smarter than a ten-year-old? New information counsel {that a} shockingly massive portion of adults within the wealthy world won’t be. Roughly one-fifth of individuals aged 16 to 65 carry out no higher in assessments of maths and studying than can be anticipated of a pupil coming to the tip of their time at main college, in line with a research launched on December tenth by the OECD, a membership of principally wealthy international locations. Worse nonetheless, adults in lots of locations have grown much less literate over the previous ten years.