Interactive
Calculator Soup

Calculator Soup: Mixed Number to Improper Fraction Calculator

For Students 9th - 10th
A mixed number is a whole number plus a fractional part. An improper fraction is a fraction where the numerator (top number) is larger than the denominator (bottom number). You can convert between mixed numbers and improper fractions...
Lesson Plan
Better Lesson

Better Lesson: Where Would It Be?

For Teachers 2nd Standards
A lesson plan to help conceptualize fractions as numbers. Students work to see fractions as a part of a whole and a length.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Dividing by One Half

For Teachers 5th - 8th Standards
This task requires students to recognize both "number of groups unknown" (part (a)) and "group size unknown" (part (d)) division problems in the context of a whole number divided by a unit fraction. It also addresses a common...
Unit Plan
The Math League

The Math League: What Is a Fraction?

For Students 1st - 5th Standards
This tutorial helps students to understand fractions. It explains what denominators and numerators are using simple graphics.
Activity
University of Cambridge

University of Cambridge: Nrich: Fractional Triangles

For Students 3rd - 8th Standards
On this one page website sharpen your logic and equivalent fraction skills while working on this challenge. The solution is available to double check your solution.
Website
PBS

Pbs Learning Media: The Puzzle of the Amulet of Amagansett

For Students 3rd - 8th
In this video segment from Cyberchase, Wicked and Digit use what they know about fractions to figure out how many jewels are missing from the Amulet of Amagansett.
Interactive
PBS

Pbs Learning Media: Equivalent Halves: Cyberchase Games

For Students K - 1st
Find thirteen ways to show one half by solving this brain teaser from Cyberchase.
Interactive
Mangahigh

Mangahigh: Number: Recognize Proportions

For Students 6th - 8th Standards
Test your knowledge of proportions and how they relate to parts of a whole.
Activity
University of Cambridge

University of Cambridge: Nrich: Rectangle Tangle

For Students 3rd - 8th Standards
On this one page website sharpen your logic and fractional part skills while working on this challenge. The solution is available to double check your solution.
Activity
Scholastic

Scholastic: Max's Math Adventures: A Tale About Zeke and Zack

For Students 3rd - 5th
At this site from Scholastic you can read this tale about Zeke and Zack to learn more about splitting things in half. The activity sheet, extra challenges, and teacher's guide will help teachers make a fun and engaging lesson.
Activity
Scholastic

Scholastic Lesson Activities: Model With Manipulatives

For Teachers K - 1st Standards
Two fraction activities are highlighted at this one page website. Both use manipulatives to help students begin to understand the basic concepts of fractions.
Handout
University of Georgia

University of Georgia: Intermath: Denominator

For Students 3rd - 5th Standards
This one page website provides a definition for denominator and numerator. It also give examples.
Lesson Plan
Other

Teachnet: Fraction City

For Teachers 3rd - 8th Standards
This website offers an excellent lesson plan that teaches basic fraction concepts and includes an equivalent fraction procedure. Lots of detailed instructions on how to prepare and teach this topic.
Interactive
Other

The Math Learning Center: Pattern Shapes

For Students 4th - 8th Standards
Students use pattern shapes to explore geometry and fractions, creating their own designs, or filling in outlines. As they work with the shapes students explore geometric relationships, think about angles, investigate symmetry, and...
Handout
Wikimedia

Wikipedia: Fraction

For Students 3rd - 5th Standards
This one page website provides a basic explanation of a fraction and its denominator and numerator.
Interactive
ABCya

Ab Cya: Elementary Math: Virtual Manipulatives: Decimal Tiles

For Students 2nd - 5th
This is a fun way for students to explore and understand how parts make up a whole. Explore fractions, percentages and decimals with this game.