The Math League
The Math League: Basic Terms: Endpoints
This tutorial features an explanation of endpoints.
The Math League
The Math League: Basic Terms: Lines
This tutorial gives a very basic definition of lines.
The Math League
The Math League: Line Segments
This tutorial provides an explanation of line segments.
The Math League
The Math League: Basic Terms: Parallel Lines
This tutorial provides an explanation and example of parallel lines.
The Math League
The Math League: Rays
This website gives a very brief explanation and example of rays.
The Math League
The Math League: Similar Figures
This tutorial explains what similar figures are in geometry and provides examples.
The Math League
The Math League: Symmetric Figure
This tutorial features several examples of symmetric figures to explain how the line of symmetry works.
The Math League
The Math League: Figures and Polygons
This website has basic definitions for most polygons, regular and irregular.
The Math League
The Math League: Isosceles Triangle
This site gives the definition of isosceles triangles.
The Math League
The Math League: Figures and Polygons: Nonagons
This site provides definitions and examples of the various types of polygons including nonagons.
The Math League
The Math League: Obtuse Triangle
This site gives the definition of obtuse triangles.
The Math League
The Math League: Scalene Triangle
This site provides the definition of Scalene triangles.
The Math League
The Math League: Decimals in Measurement
This site gives information on the metric system, as well as abbreviations for metric conversion.
The Math League
The Math League: Length
This site gives conversions from metric to metric as well as providing abbreviations for each.
The Math League
The Math League: Mass
This site gives conversions from metric to metric as well as providing abbreviations for each.
The Math League
The Math League: Volume
This site provides a definition and standard unit of volume. It also has conversions from metric to metric as well as providing abbreviations for each.
The Math League
The Math League: Percent and Probability: What Is a Percent?
This site defines a percent, explains it as a fraction and decimal, and shows how to estimate a percentage.
The Math League
The Math League: Ratio and Proportion
Detailed explanations of ratio, comparing ratios, proportion, rate, converting rates, and average rate of speed, all with examples.
The Math League
The Math League: Ratio
This site gives a definition of a ratio along with two word problems. Also shows the student how to compare ratios using fractions.
The Math League
The Math League: Whole Numbers & Basic Properties
Here is a nice resource for students and teachers about whole numbers and their basic properties. It provides links to information on place value, expanded form, and rounding numbers are just a few of the topics on this page.