Fractions Intro
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Topics
- Fractions
- Equivalent Fractions
- Improper Fraction
- Number Line
Description
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!
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
Teacher Tips
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Overview of sim controls, model simplifications, and insights into student thinking ( PDF ). |
Teacher-Submitted Activities
| Title |
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Authors | Level | Type | Subject |
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| What is a Fraction? |
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Anonymous | K-5 | Other | Mathematics |
| Building Fraction Sense Using “Fractions Intro PhET Simulation” |
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Philippe Guegan | MS K-5 |
Guided Discuss |
Mathematics | |
| Fractions 3 Day Unit |
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Meaghan Hixson | K-5 | Guided | Mathematics | |
| What is a Fraction? Day 1 of 3 |
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Meaghan Hixson | K-5 | Guided | Mathematics | |
| Equivalent Fractions Day 3 of 3 |
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Meaghan Hixson | K-5 | Guided | Mathematics | |
| Comparing and Ordering Fractins Day 2 of 3 |
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Meaghan Hixson | K-5 | Guided | Mathematics | |
| Alignment of PhET sims with NGSS |
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Trish Loeblein | HS | Other | Earth Science Biology Physics Chemistry |
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| How do PhET simulations fit in my middle school program? |
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Sarah Borenstein | MS | Other | Physics Biology Chemistry Earth Science |
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| CCSS Math Alignment with Sims |
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Amanda McGarry | MS K-5 HS |
Other | Mathematics | |
| MS and HS TEK to Sim Alignment | Elyse Zimmer | MS HS |
Other | Chemistry Biology Physics |
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| rtyuio | erica campbell | K-5 | Demo HW MC |
Mathematics | ||
| NGSS Simulation Alignment/Correlation | Matthew Huffine | MS UG-Intro HS K-5 |
Demo Other |
Other | ||
| Comparing Fractions with Like Numerators and Denominators | Margaret McCabe | K-5 MS |
Lab | |||
| Building Fractions | Michellle Fiumefreddo | K-5 | CQs | Mathematics | ||
| 분수 소개 SIM 사용설명서 | 이화국(Wha Kuk Lee) | MS | Demo CQs HW |
| Windows | Macintosh | Linux |
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Microsoft Windows XP/Vista/7/8.1/10 Latest version of Java
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OS X 10.9.5 or later Latest version of Java
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Latest version of Java
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| Design Team | Third-party Libraries | Thanks To |
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