Curated OER
How Does it Affect Plants?
Students examine the effects of acid rain on plants. They observe the growth of seeds and the health of different plants for a month. They share their findings with the community.
Curated OER
Collaborative Projects: Have Your Say
High schoolers imagine they are a member of their local council in Australia. Students have role play the consideration of information given to Council, then vote for or against approving applications.
Curated OER
Introduction to Graphical Representation of Data Sets in Connection with Nuclear Decay
Students record data, make observations, and share in experimentation and discussion of numerical experiments.
Curated OER
Flip a Coin
Learners are introduced to the concept of probability. In groups, they make a prediction about how many times a coin might show heads or tails when flipped. They carry out the experiment and record their results to compare it to their...
Curated OER
Straight News
Students review the 'Inverted Pyramid' and demonstrate their ability to outline it in a published news story. For this Inverted pyramid lesson, students read an article that is out of order and decide which order it should go in.
Curated OER
FIFA World Cup 2010 Spain vs. Switzerland
In this FIFA World Cup 2010 Spain vs. Switzerland worksheet, 7th graders listen to or read about the game, then fill in 10 blanks, correctly spell 10 scrambled letters, unscramble 10 sentences, complete a survey and write discussion...
Curated OER
I Have the Solution!
Students explain how to make solutions with specific concentration. For this chemistry lesson, students differentiate acids and bases. They calculate molarity of solutions.
CK-12 Foundation
Ck 12: Algebra: Algebra Expressions With Fraction Bars
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn to apply the order of operations to evaluate algebraic expressions that contain fraction bars. Students can watch a video tutorial,...
CK-12 Foundation
Ck 12: Algebra: Algebra Expressions With Fraction Bars
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to work with fraction bars when evaluating expressions. Students watch a video tutorial, examine guided notes and attempt practice...
CK-12 Foundation
Ck 12: Algebra: Algebra Expressions With Fraction Bars
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to work with fraction bars when evaluating expressions. Students can watch a video tutorial, explore guided notes and attempt...
Math Playground
Math Playground: Fraction Bars
Set the numerator and denominator and then see the fraction represented visually with a fraction bar.
![Ohio Department of Education: Models for Dividing Fractions [Pdf] Lesson Plan](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Ohio Department of Education: Models for Dividing Fractions [Pdf] Lesson Plan")
Other
Ohio Department of Education: Models for Dividing Fractions [Pdf]
This resource consists of a detailed, hands-on lesson plan for dividing fractions using manipulatives such as fraction bars.
Cold Spring Harbor Laboratory
Dna From the Beginning: A Half Dna Ladder Is the Template
A good tutorial on replication. The menu bar at the top provides more history, background and animations.
Other
Visnos: Fraction Wall
Interactive fraction bars allow practice with mixed and equivalent fractions, decimals, and percents. Use Safari and/or Chrome browser.
PBS
Pbs Learning Media: Area Models for Multiplication of Fractions
An interactive for investigating what fraction multiplication looks like. Students choose two fractions to multiply, then observe as one fraction bar model is overlaid on the second, showing the common grid area as the product. Students...
Utah Education Network
Uen: Modeling Multiplication and Division of Fractions
Detailed lesson plan for multiplying and dividing fractions using visual models such as a number line or fraction bars.
Khan Academy
Khan Academy: Fractions as Division Word Problems
Practice word problems that involve using the fraction bar as division. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Fractions as Division
Practice understanding that the fraction bar really means division. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
GeoGebra
Geo Gebra: Area Model: Multiplying Fractions
Explore this interactive to visualize what it means to multiply two fractions together. Use the sliders to change the numerators and denominators and move one fraction bar image on top of the other. The product is represented by the area...
University of Cambridge
University of Cambridge: Nrich: Game Chocolate Bars
Use this game to practice finding how many of the chocolate bars (or parts) you will get when you share them with your friends at the party. If you don't figure it out correctly the computer will tell why.
ClassFlow
Class Flow: Basic Values of Decimals and Fractions
[Free Registration/Login Required] This flipchart offers a review of changing a decimal to a fraction and a fraction to a decimal. Fraction bars and decimal squares are used in the first half.
Homeschool Math
Homeschool Math: Adding Like Fractions and Mixed Numbers
This lesson teaches how to add like fractions and mixed numbers with like fractional parts using visual models (pies, fraction bars). It includes lots of exercises.
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