When is a math problem a problem?

One of the main objectives of mathematics education is for students to acquire mathematical habits of mind. One of the ways of achieving this objective is to engage students in

Summation problems with solutions

Series  is the sum of the terms of a sequence. The operation of getting this sum is called summation. A series can be represented in a compact form, called summation notation or

Teaching mathematics with GeoGebra

GeoGebra constructions are great and it’s fun ‘watching’ them especially if you know the mathematics they are demonstrating. If you don’t and most students don’t then we have a bit