Interactive
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Fractions Intro

For Students 3rd - 8th
The virtual simulation allows users to explore the features of fractions while playing this fun interactive game. Learn about numerators, denominators, number lines, and picture patterns.
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Illustrative Mathematics

Illustrative Mathematics: 4.nf Fractions and Rectangles

For Teachers 3rd - 5th Standards
The primary goal of this task is for students to use pictures to explain the equivalence between $\frac{3}{12}$ and $\frac{1}{4}$. This is a step toward students understanding the general idea that Aligns with 4.NF.A.1.
Lesson Plan
NumberNut

Number Nut: Breaking Down Fractions

For Teachers 3rd - 8th Standards
Discover fractions in the world around us in this lesson that also examines how fractions are divided. Detailed examples and pictures presented to explain this concept along with key vocabulary. A brief introduction to problem solving...
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Illustrative Mathematics

Illustrative Mathematics: 4.nf Fraction Equivalence

For Teachers 3rd - 5th Standards
Draw a picture to illustrate explaining fraction equivalences. Aligns with 4.NF.C.5.
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Math Slice

Math Slice: Fraction Slice Special Test

For Students 3rd - 8th Standards
A succinct tool for assessing decimal and fraction concepts. Assessment is scored online. An excellent tool for use as a quick assessment.