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poem "Smart" by Shel Silverstein from "Where the Sidewalk Ends"
Students incorporate their conceptual understanding of proportions to write a creative piece similar to the example poem.
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Mathematics In You
Young scholars construct ratios using the hand as data. They use examples of cortical and trabecular bone found in the long bones to measure circumference, diameter, length, and weight of long bones. They perform computations using...
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Radioactive Decay: A Sweet Simulation of a Half-life
Students demonstrate rates of decay of unstable nuclei can be measured. They understand ratios and multiplication of fractions. They simulate radioactive decay. They read about the accomplishments of scientists.
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Pepper Problem
In this secondary mathematics activity, students determine the solutions to a riddle which involves the selling of peppers and whose solution requires the use of ratio and proportion. The one page activity contains one...
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Sampling Techniques
Sixth graders examine how to select samples and apply them to an experiment. In this sampling lesson plan, 6th graders use a bag of yellow and blue cubes to take a sample. They predict how many of each color there are the bag. They set...
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Sin, Cos and Tangent
Students find the identity o sine, cosine and tangent. In this precalculus lesson, students solve and identify the different parts of a right triangle. They use the ratios of the Pythagorean Theorem to find the missing side or angle.
Noyce Foundation
Snail Pace
Slow and steady wins the race? In the assessment task, scholars calculate the rates at which different snails travel in order to find the fastest snail. Hopefully, your class will move much more quickly in finishing the task!
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Scale Factor Area Perimeter
Mathematicians compare triangles at different scales. In this geometry lesson, students calculate the area and perimeter of triangles. They use the Ti to make observation of the change that takes place as the triangles are dilated.
Mojang
Minecraft – Pocket Edition
You don't have to be a Minecraft wiz to know that this app has great playability for your learners! As afterschool programs and classroom projects around the world demonstrate, this game goes well beyond placing blocks and traditional...
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Let's Measure
Third graders practice measuring different objects. They discover the concepts of ratio and proportion and practice converting numbers into the correct unit. They read stories as well to help them with the concepts.
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Australian Currency
Students investigate currency and exchange rates. In the middle school mathematics lesson, students use ratio and proportion to convert from Australian currency to the U.S. dollar and vice verse. Students create their own...
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Scaling Figures Two
In this similar figures worksheet, students find the missing side of the larger figure when the smaller figure's sides are given. Students complete 4 problems.
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Identify Similar Figures
Students explore the concept of similar figures. For this similar figures lesson, students develop the idea that similar figures are a different size but the same shape by comparing similar rectangles. Students use patty paper to trace...
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Similar Triangles - Applied Problems
Students differentiate between similar and congruent triangles. For this geometry lesson, students identify the angles of triangles using the similarity theorem. They apply concepts of triangles to the real world.
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Similarity and Congruence
Students explore the concept of similarity and congruence. In this similarity and congruence lesson, students identify and verify whether or not two figures are similar, congruent, or neither. Students use postulates and theorems such as...
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Similarity and Congruence
Students explore the concept of similarity and congruence. In this similarity and congruence lesson, students cut out strips of paper and form a triangle. Students try to prove that their triangles are congruent using the SSS theorem of...
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Prime Time Math
Seventh graders use educational software in order to practice lesson objectives. They define rate and ratio. Students solve distance problems given two variables. They also use a problem solving strategy that can be defended in its usage.
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Body Building
Students determine whether ancient Egyptian drawing was proportional and in perspective by comparing ancient Egyptian drawings, a mummy's x-ray, and contemporary photographs of people.
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Perfection on Ice!: Math, Geometry, Fibonacci Numbers, Olympics
Students use the human body as a foundation for gaining practice in measuring angles and calculating ratios and proportions.
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How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
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Measuring a Mummy Case
Young scholars practice how to calculate volume using mummy cases. They measure using ancient Egyptian, U.S., and metric systems. They explore how to convert measurements into different systems, and discuss ratios.
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Converting fraactions and percents
Sixth graders practice the conversion of percents and fractions. They focus on the fact of both fractions and percents are part of a whole. In the independent practice the students also work with solving proportions.
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Wings and Othe Things
Students work in groups that are engaged in different activities at different times. They watch the video "Madagascar" and collect data pertaining to the Fish Eagle's arm spam. They work together to perform mathematical computations...
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Earth and Beyond
In this earth and beyond worksheet, students answer short answer questions about the atmosphere, the chemical compounds in Earth's atmosphere. Students visit different websites to conduct research of the discoveries of the scientist who...
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