Curated OER
It's All About Scale
Sixth graders investigate scale models of toys. In this scale models of toys instructional activity, 6th graders bring in toys from home to measure. Students discuss scale and what scale is used with their toys. Students determine the...
Curated OER
Financial Wizard
Students determine the best way to earn money. In this financial wizard lesson plan, students read a story. They compare different jobs, the rate of pay for each job and the number of hours required to do the job. Students analyze...
Texas Instruments
What's the Scale?
Pupils will analyze scales as related to models and real life in this geometry lesson. They work together to compare the dimensions on a model as compared to the real building.
Curated OER
Simplify Ratio: Word Problems
In this finding the ratio in word problems worksheet, students use the work space to solve and simplify. Students solve four problems.
Curated OER
SAT Problem Solving Practice Test 02
In this problem solving instructional activity, students solve a variety of problems. Problems include topics such as rate, time, similar figures, volume, and functions. This one-page instructional activity contains ten multiple-choice...
Curated OER
Ratios, Proportions and Percents
Fifth graders complete 3 activities centered around percents. In this ratios, proportions and percents lesson, 5th graders create designs on grid paper that illustrate a variety of percents, solve percent problems mentally, and use...
Curated OER
Home Sales Records
Teach your class how to calculate monthly payments on a home mortgage. In this percent lesson, young scholars calculate the monthly payment on a home mortgage, and compare different lengths of time and the interest rates for national...
Curated OER
Similar Triangles and Proportions
Pupils investigate similar triangles and proportions as they make conjectures about the length of sides of similar triangles. For this lesson, have your class construct similar triangles using Cabri Jr so that they share a common vertex.
Curated OER
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...
Curated OER
Similarity
Eighth graders understand that proportional enlargement of shapes doesn't change the angles of those shapes. In this similarity lesson, 8th graders complete exercises to create enlargements of shapes and understand similar shapes.
Curated OER
Solve Percent Problems Using Proportions
Young scholars explore proportions and ratios. In this solving percent problems lesson, students examine percent problems including tax and percent of change.
Curated OER
Measuring Speed in the Universe
In this measuring speed in the universe learning exercise, students use photographs of 3 astronomical phenomena including supernova explosions, coronal mass ejections and solar flare shock waves to find how fast they move. The...
Curated OER
Finding Area of Similar Figures
Students explore the concept of finding area of similar figures. For this finding area of similar figures lesson, students use pattern blocks to construct similar figures. Students trace their construction and find the area. Students...
Curated OER
One-Step Equation Word Problems
In this word problem learning exercise, students read story problems, write equations to match the problem and solve the equations. This four-page learning exercise contains 14 problems. Answers are provided on the last page.
Curated OER
Ratio and Proportion
In this ratio and proportion activity, students read problems and solve proportion problems. They determine the best buy and identify the ratio of different sized polygons. This four-page activity contains 7 multi-step problems. Answers...
Curated OER
Rates and Ratios
In this rates and ratio worksheet, students determine the ratio for a given situation. They use proportions to solve problems. This two-page worksheet contains 4 multi-step problems. Answers are provided on the last page.
Curated OER
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.
Curated OER
Rates and Ratios 3
In this rates and ratios worksheet, students write proportions to match the given problem. They determine unit rates for a given situation. This two-page worksheet contains 4 problems. Answers are provided on the last page.
Curated OER
Percent Equation 3
In this percent equation worksheet, students use proportions to find the percent of a given number. This two-page worksheet contains 12 problems. Answers are provided on the last page of the worksheet.
Curated OER
Similarity
In this similarity worksheet, 9th graders solve and complete 6 different types of problems. First, they complete the statement in the box shown. Then, students determine whether they agree or disagree with the statement and given...
Curated OER
Angular Size and Similar Triangles
In this angular size and similar triangles worksheet, students use the properties of similar triangles and the ratios of sides to solve for unknowns in given diagrams.
Curated OER
Mental Tests
In this ratio worksheet students use mental math to find the ratios in problems about people, distance, length, and products.
Curated OER
Fractions in Space
In this fractions in space worksheet, students solve 4 problems where they find ratios of orbit periods of satellites, they find the ratio of Neptune's and Pluto's periods, they determine the location of the planets after 5 opposition...
Curated OER
Measurement of Objects Using Similar Triangles in The Plane
Learners use similar triangles and a sight tool to find the height and distance between large objects. In this similar triangles lesson plan, students use a constructed sight tool to measure the distance and height of an object using an...