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Do new kinds of insects appear after soil modification?
Students explore and experiment with the concept do new kinds of insects appear after soil modification. They assess and review scientific methods of observation, predicting, variables, math skills, ratio, proportions, graphs and the art...
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How Big is Barbie?
Learners measure various dimensions of a male and a female dolls body and scale them proportionally to average human measurements. They calculate the appropriate scale factor (magnitude) to enlarge their doll and apply that scale factor...
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Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make...
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Comparing Candy Bars
Eighth graders identify that a ratio is a comparison of two numbers and that a proportion is an equation that equates two ratios. They identify the extremes and means of proportions, as well as the product of the extremes equals the...
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Face It!
Students explore the proportions of the human face and utilize a graph to draw a self portrait based upon the techniques and styles of a variety of artists.
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Ratios
Sixth graders pariticipate in a lesson that focuses on the finding of a ratio and using it to set up a proportion in realtionship to creating a scale drawing. This is done using given problems. It would be valuable for students to have...
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Bead It!
Fourth graders use colored beads in two problems and explore the use of proportional reasoning as a problem solving method. Working Students, in groups, explain their reasoning strategies orally, and through drawings.
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Math: "Scales"
Third graders investigate ratios and rates. In this third grade mathematics lesson, 3rd graders identify equal ratios and rate and test for proportionality. This lesson is created to be use in conjunctions with a particular...
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Space Shuttle Statistics
students are the opportunity to enhance their computation skills using real life statistics associated with the Space Shuttle. Skills emphasized include working with fractions, decimals, percents, ratios and proportions, comparing units,...
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Icing On The Cake
Eighth graders follow a recipe, focusing on the concepts of ratio and proportion, to mix a batch of icing. They decorate cupcakes in the form of a pumpkin.
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Tile My Bathroom Floor
Seventh graders create a bathroom floor plan using measurement math. In this measurement lesson, 7th graders use measurement, proportionality, estimation, and area to design a floor plan. Students design floor tiles using centimeter...
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The Fourth Quadrant of Proportiona
Students experiment with scale to solve a problem presented in a video clip. They determine the correct size to use when constructing a model and evaluate the use of proportions in real life applications.
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Rice Problem
In this measurement conversion worksheet, students solve and complete 35 different problems. First, they read the passage and determine if they could have passed the examination described. Then, students find how much processed rice a...
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All About Ratios
Young scholars investigate the use of multiplication and division of whole numbers to solve problems including equivalent ratios and rates.
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Punch Mix-up
Fifth graders discuss the relationship between equivalent fractions, ratios, and proportions. For this fraction lesson, 5th graders answer questions about a punch mixture in order to find the ratio of ingredients.
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Dilation
Tenth graders identidy and define various geometry terms, Students create exact replicas of a shape that is either smaller or larger than the original shape. Students prove that their entire shapes are larger or smaller in the same...
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Percent Application Worksheet
In this problem solving worksheet, students solve each of the ten word problems by using their knowledge of percent, proportions, simple interest, and sales tax.
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Quilting with Middle School Students: Using Proportionality to Develop Quilt Designs
Students use quilt patterns to illustrate ratios. In this fractions lesson, students color quilt patterns using given fractions and ratios of colors. A finished "quilt" is assembled from the work of the students. This is an...
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Ratios and Proportions
Students solve problems involving percents and ratios. In this algebra lesson, students convert decimals to percents and percents to decimals. They solve problems involving algebraic expressions and four different kinds of percent problems.
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Equivalent Ratios (Practice 18.2)
For this ratios worksheet, learners solve 22 problems in which equivalent ratios are found or ratios are expressed in simplest form.
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Equivalent Ratios (Homework 18.2)
In this ratios worksheet, students solve 20 problems that pertain to equivalent ratios and writing ratios in the simplest form.
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Basic Skills: Unit Rates
In this unit rates worksheet, students determine the unit rate of given data. This three-page worksheet contains 20 problems. Answers are provided on the last page of the worksheet.
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Arithmetic: Fractions
In this fractions worksheet, students identify fractional parts, form equivalent fractions, and order fractions. They calculate the fractional part of a number and convert mixed numbers to improper numbers. This eight-page worksheet...
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Lessons for Beginner Atlatl Users
Ninth graders research weapons of the Aboriginal people and throw a dart with and without the use of an atlatl. In this cross curricular lesson, 9th graders research the weapons of the Aboriginal people. They throw darts with and without...
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