Available Tutorial Videos
 02  Unit
Conversions  This video describes how to convert from one unit to another. A simple example converts inches to centimeters.
 03  An
Astronomy Unit Conversion
 This video describes how to convert from one unit to another, using
an example from astronomy, going from kilometers to astronomical units.
 04 
Powers of Ten  This tutorial describes using positive, negative, and zero powers of ten.
 06
 Arithmetic with Powers of Ten
 This video describes how to perform simple arithmetic operations with
powers of ten. Scientific notation is covered in another
video.
 07
 Scientific Notation  This video describes scientific notation, and how numbers are represented in scientific notation.
 08
 Scientific Notation on Calculators
 This short tutorial describes the use of scientific notation on
calculators. Specific examples using the calculators found on Mac
OS and Windows computers are given.
 10
 Significant Figures  This is a brief introduction to significant figures using the example of a simple distance measurement.
 13
 Length, Area, and Volume
 This is a short tutorial to help recognize a measurement as being a
length, an area, or a volume, just by looking at the units.
 14
 Circles  This brief tutorial discusses how to find the circumference and area of a circle.
 15
 Spheres  This short tutorial discusses how to determine the surface area and volume of a sphere.
 18
 Frequency and Period  A brief tutorial discussing the relationship between frequency and period, and how to convert from one to the other.
 20  Dimensional Anaylsis  Wien's Law
 This is a short tutorial showing how to check the units when solving
an equation and performing unit conversions where necessary. The
example uses Wien's Law.

