Activity
Math Is Fun

Math Is Fun: Data Graphs

For Students 3rd - 8th Standards
Create and customize a bar graph, line graph, or pie chart based on a set of data and print it out.
Activity
Math Is Fun

Math Is Fun: Angles

For Students 9th - 10th Standards
Definitions of different types of angles along with images and an interactive tool through which you can create acute, right, straight, obtuse, and reflex angles. View the parts of an angle, and learn the proper way to label angles.
Unit Plan
Math Is Fun

Math Is Fun: Properties of Regular Polygons

For Students 3rd - 8th
Find a definition of regular polygon, and learn how to calculate the internal angle, external angle, and number of diagonals of a regular polygon. Also, learn how to find the area of regular polygons.
Activity
Math Is Fun

Math Is Fun: Interior Angles of Polygons

For Students 3rd - 8th Standards
Learn what an interior angle of a polygon is and how you can calculate their value in triangles, quadrilaterals, and pentagons. Includes a chart that overviews the "general rule" for determining the sum of internal angles in any polygon...
Activity
Math Is Fun

Math Is Fun: Circle Sector and Segment

For Students 9th - 10th
Learn about the "two main 'slices' of a circle" called a sector and a segment, and see how you can calculate the area of a sector or segment using trigonometry.
Activity
Math Is Fun

Math Is Fun: Heron's Formula

For Students 9th - 10th
Learn a formula, created thousands of years ago, that you can use to calculate the area of a triangle if you know all three sides' lengths.
Activity
Math Is Fun

Math Is Fun: Platonic Solids: Why Five?

For Students 9th - 10th
Use Euler's Formula and properties of known platonic solids' faces, edges, and vertices to determine why only five platonic solids exist.
Interactive
Math Is Fun

Math Is Fun: Unit Conversion Tool

For Students 9th - 10th Standards
Use this online tool to convert measurements of acceleration, area, density, electricity, energy, force, length, mass, and other measurable properties.
Activity
Math Is Fun

Math Is Fun: How to Safely Convert From One Unit to Another

For Students 9th - 10th Standards
Follow steps and examples to see how easy it is to convert from one unit to another using fractions.
Interactive
Math Is Fun

Math Is Fun: Least Common Multiple Tool

For Students 3rd - 8th Standards
A simple tool that you can use to find the least common multiple (LCM) of two or three numbers.
Activity
Math Is Fun

Math Is Fun: Prime Factorization

For Students 3rd - 8th Standards
Find a definition or prime numbers and prime factorization, as well as examples on how to find the prime factors of 12 and 147. Also, follow a link to a Prime Factorization Tool.
Interactive
Math Is Fun

Math Is Fun: Math Trainer: Multiplication

For Students 2nd - 8th
Train your brain with a timed multiplication workout. Great tool to help you memorize your multiplication facts.
Activity
Math Is Fun

Math Is Fun: Multiplying Decimals

For Students 9th - 10th Standards
Learn how to multiply decimals by following simple steps and viewing several examples. Follow a link to see animals demonstrating decimal multiplication.
Activity
Math Is Fun

Math Is Fun: Dividing Decimals

For Students 3rd - 8th Standards
Learn how to divide decimals by following simple steps and viewing examples. Follow a link to see animations showing how to carry out decimal division.
Unit Plan
Math Is Fun

Math Is Fun: Decimals

For Students 4th - 6th Standards
A good introduction to decimals, which includes a definition of place value and several examples of decimal numbers. Follow links at the bottom of this page to access decimal worksheets as well as information on rounding numbers, adding...
Activity
Math Is Fun

Math Is Fun: Convert Percent to Fraction

For Students 3rd - 8th
Learn how to convert percents to fractions by following simple steps and viewing several examples.
Activity
Math Is Fun

Math Is Fun: Convert Decimals to Fractions

For Students 3rd - 8th
Learn how to convert decimals to fractions by viewing simple steps and several examples. At the bottom of this page, follow links to more on fractions on decimals: Introduction to Decimals," "Converting Fractions to Decimals,"...
Unit Plan
Math Is Fun

Math Is Fun: Common Denominator

For Students 3rd - 8th Standards
Learn the "easiest method" for finding the common denominator of two fractions with different denominators. View animated examples and look over the steps that it takes to find a common denominator and add two fractions.
Activity
Math Is Fun

Math Is Fun: Divisibility Rules

For Students 3rd - 8th
A chart that overviews divisibility rules for numbers divisible by numbers 2 through 12. Simple rules accompanied by examples.
Activity
Math Is Fun

Math Is Fun: Stopwatches

For Students 3rd - 5th
Use this online stopwatch to learn about elapsed time. This timer can time three different events at once and has an alarm.
Activity
Math Is Fun

Math Is Fun: Conversion of Volume

For Students 9th - 10th Standards
Find guidelines and examples that will help you convert volume from standard to metric units. If you need extra help, refer to the conversion chart, linked to at the top of the page.
Activity
Math Is Fun

Math Is Fun: Conversion of Temperature: Celsius to Fahrenheit

For Students 9th - 10th
Learn about the two main temperature scales, Celsius and Fahrenheit, and how to convert temperature from one to another. View two conversion examples and a chart of typical temperatures, and use the conversion tool.
Activity
Math Is Fun

Math Is Fun: Triangle Identities

For Students 9th - 10th Standards
View examples of triangle identities, equations that are true for all triangles: Law of Sines, Law of Cosines, and Law of Tangents. Follow links to learn more about the purpose and examples of each identity.
Activity
Math Is Fun

Math Is Fun: Trigonometric Identities

For Students 9th - 10th Standards
A good introduction to trigonometric identities, equations that are always true for a right triangle and require knowledge of the functions sine, cosine, and tangent.