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Oobleck and the Mystery Powders
Pupils listen to the book, "Oobleck," by Dr. Suess before experimenting with mystery powders. They determine the proper ratio of powder to liquid to make the Oobleck.
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Shaquille O'Neal Hand/Foot Span
Eighth graders measure foot length and hand span in this experiment to determine the ratio. They apply the ratio to determine Shaquille O'Neal's hand span if given his shoe size.
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Ratios
Fourth graders complete a taste test of different sandwiches, rate them, and then put them in a ratio graph. In this ratio lesson plan, 4th graders write what they learned about ratios after this activity.
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Ratio and Unitary Methods
In this ratios worksheet, middle schoolers solve 4 short answer problems. Students determine the number of girls/boys and oranges/water given a ratio.
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Ratios and Proportions
Seventh graders explore the concept of ratios and proportions. In this ratios and proportions instructional activity, 7th graders work in groups to measure their heights and their arm span. Students compare their height to their arm...
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Understanding Fractions
In this math worksheet, students examine the pictoral representations of the fractions and take the time to study the examples. Then students create their own ratios for the pictures.
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Ratios, Fractions, Percents And Decimals
Sixth graders, while in the computer lab, participate in the game, Practicing Ratios, where they must calculate one missing term of a ratio. They complete all the puzzles, view their scores and then complete a paper copy of the follow-up...
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Geometry: Solving Right Triangles
Students use trigonometry skills to solve right triangle problems. After the teacher presents several examples, they solve problems on worksheets and discuss their solutions with partners. In a final activity, students determine the...
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Fractional Blocks
Students explore the concept that fractions can also be considered a ratio. They discover that the fraction bar can be read as "out of." Students practice basic multiplication facts and use patterns to find fractions of shapes.
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Solving Problems
Students, in groups, use logic and mathematical reasoning to solve given problems. Afterwards, they summarize strategies used to solve the problem and discuss a variety of ways to solve the situation. Individually, students complete...
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House Dimensions
Fourth graders measure the perimeters of several different rooms. They convert the measurements using ratios that allow them to draw the rooms to scale on paper. They draw the dimensions of a house to scale. They measure length to the...
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Cutting the Wood
Pupils demonstrate and describe the effect of multiplying or dividing by a fraction less than or greater than one. They create and explain a variety of equivalent ratios that represent a given situation. Students draw a picture of the...
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Beanies
Fifth graders explore ratio problems. They study how to solve ratio problems using simple algebraic equations. Students use equations to represent practical situations and solve equations.
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Noise Levels, Bar Graphing, and Fractions
Students research items that can damage hearing. They explore statistics about the decibels of certain objects. From the information collected, students create a bar graph. They formulate ratios to determine what sounds are harmful to...
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Ratios Through Social Studies
Students analyze and integrate mathematical concepts within the context of social studies. They gather, present and analyze information on a bar graph, pie chart, etc. Students compute ratios. They demonstrate that ratios have real-world...
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Build a Snowplow
Learners design and build a snowplow using LEGO materials. They compete in an Engineer's Challenge to clear a path through Styrofoam peanuts.
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Flying with Fractions
Students test their knowledge of the Wright Brothers and their aircraft, and compute ratio of two numbers to determine the ratio between wing span and length of aircraft.
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Learning About Ratios: A Sandwich Study
Students engage in a lesson which provides them with a concrete introduction to the concept of ratios. They demonstrate the ability to create ratios with given substances - peanut butter and jelly.
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Rates and Proportions
Students read a cookie recipe and complete a worksheet that asks them to establish ratios and proportions for various ingredients in the recipe.
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Crazy Putty Ratio
Second graders use knowledge of measurements and ratios to mix various combinations of liquid starch and glue. They chart their ratios, make observations, and write a summary of the activity. They mix their own batch of Crazy Putty to...
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The Shadow Knows - Measuring Other Students
Eighth graders measure height and shadow length of other students on a sunny day and develop a ratio. They apply the ratio to other students and objects using shadows to determine height.
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Ocean Animals vs. Humans
Students use critical thinking skills to solve word problems using ratios that allow them to compare humans to ocean animals.
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Population Ratios
Young scholars access web site and record various population statistics pertaining to a county in the USA of their choice. They use this data to set up and solve ratios. They compare data to make meaning of the numbers.
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The Shadow Knows - Measuring A Telephone Pole
Third graders attempt to determine the height of a telephone pole or tree without climbing to the top.