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|Explore fractions while you help yourself to 1/3 of a chocolate cake and wash it down with 1/2 a glass of orange juice! Create your own fractions using fun interactive objects. Match shapes and numbers to earn stars in the fractions games. Challenge yourself on any level you like. Try to collect lots of stars!|
- Equivalent Fractions
- Improper Fraction
- Number Line
Sample Learning Goals
- Predict and explain how changing the numerator of a fraction affects the fraction's value
- Predict and explain how changing the denominator of a fraction affects the fraction's value
- Convert between a picture of a fraction, a numeric fraction, and a point on a number line
- Find matching fractions using numbers and pictures
- Make equivalent fractions using different numbers
- Match fractions in different picture patterns
- Compare fractions using numbers and patterns
Tips for Teachers
The teacher's guide (pdf) contains tips created by the PhET team.
|Fractions 3 Day Unit||Meaghan Hixson||K-5||Lab||8/26/14|
|Equivalent Fractions Day 3 of 3||Meaghan Hixson||K-5||Lab||8/26/14|
|Comparing and Ordering Fractins Day 2 of 3||Meaghan Hixson||K-5||Lab||9/2/14|
|What is a Fraction? Day 1 of 3||Meaghan Hixson||K-5||Lab||8/26/14|
|What is a Fraction?||Anonymous||K-5||Other||6/10/14|
|NGSS Simulation Alignment/Correlation||Matthew Huffine||HS
|분수 소개 SIM 사용설명서||이화국(Wha Kuk Lee)||MS||Demo
|professor de fisica e matematica||Luciano Almeida||9/3/14|
You can submit your own ideas and activities.
Sun Java 1.5.0_15 or later
OS 10.5 or later
Sun Java 1.5.0_19 or later
Sun Java 1.5.0_15 or later
|Design Team||Third-party Libraries||Thanks To|
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