Test Questions

PISA is an international organization that sponsors mathematical competitions every four years. American students do not perform as well as we would like to think, scoring appreciably lower than their counterparts from other countries. Click here for six sample problems. Try to solve them; they are multiple choice. Easy? Difficult? What do you think is the age of the students who take the test? Please share your thoughts and your solutions to the problems.

Math Anxiety

Here is a timely essay about an affliction that is way too prevalent and perhaps approaching epidemic proportions. There is also an interactive quiz at the end of the article. Your thoughts?

How many squares? How old are the kids?

Your comments (use "Name/URL" from drop-down menu; e.g. XY/www.iona.edu) to this posting should include the numerical answer(s) along with an explanation. 

Puzzle source - McGraw Hill Education.

Puzzle source - GoHighBrow.com.