This video demonstrates how to determine if a function is linear or not based on a table of x and y values. It also demonstrates how to graph the values in order to check if the function is linear or not. [4:01]

Video demonstration of reading a box-and-whisker plot to find the range, median and quartiles and to answer a question. [3:18]

Video showing how to represent decimal numbers in binary notation, and how to count in binary using your fingers. [2:28]