Curated OER
Pythagorean Theorem
Students explore the history of Pythagoras and his contributions to mathematics. In this middle school geometry instructional activity, students use one inch tiles to investigate the Pythagorean Theorem and to find the length of the...
Curated OER
Garden Variety Geometry
Students prepare to take the GED by reviewing basic math concepts. In this geometry lesson, students review vocabularies such as formula, perimeter, circumference and other important geometric terms. They convert between the English and...
Curated OER
Hoping Backward to Solve Problems
Young scholars use number lines to compare differences. In this math lesson, students use a number line to solve problems. Young scholars predict differences and answer puzzles using subtraction.
Pennsylvania Department of Education
Using the Number Line to Compare
Students determine differences using a number line. In this math lesson, students use the number line to solve subtraction problems. Students solve puzzles using subtraction.
Curated OER
Geometry: Practical Applications of the Distance Formula
Students, working independently and in groups, apply the distance formula to practical situations. After solving various problems, students in pairs design coordinate planes from the school blue print to measure the distance from the...
Curated OER
Moon Craters Lab
Learners explore characteristics of mass. In this scientific inquiry about mass lesson plan, students drop rocks of different weights from various heights and record the depth of the "crater" created. Learners record their findings...
Houghton Mifflin Harcourt
Developing the Concept: Triangles and Quadrilaterals
Exact narrative and examples make this lesson on polygons easy to implement. Through it, your class will learn how to use a protractor and ruler to construct triangles and quadrilaterals according to your directions. Your class will be...
Curated OER
Worksheet 17 - Area
In this area worksheet young scholars read story problems, determine the necessary information to solve the problem. They find the amount of material needed to construct three-dimensional figures. Students determine the greatest and...
Curated OER
Box It Up
Students calculate the surface area of prisms. In this geometry lesson, students investigate the properties of prisms and analyze ways to calculate the are of a rectangular prism. They derive the formula for surface area.
Curated OER
Down The Line
Learnersinvestigate three-dimensional shapes. In this geometry lesson, pupils calculate the volume of cylinders using the given dimensions. They create a formula base don observation before using the real formula.
Curated OER
Pumpkin Problems
Students participate in a lesson that has the intention of working on estimation skills. They use pumpkins to estimate the number of seeds are inside. They collect data for each pumpkin and compare it to the estimation. Students question...
Curated OER
Design an Apartment
Students are given the task of designing an apartment. In groups, they practice estimating the area and perimeter of different shapes. After designing their space, they apply the same formulas to solving real-world story problems.
Curated OER
Measurement, Scale and the Corn Dolly
Young scholars read and discuss the story The Corn Dolly by Terry Jones. The teacher shows the class a corn dolly and they need to design and construct furniture that is appropriately scaled for that specific dolly.
Curated OER
Battery Operated Model Car Experiments
Students time battery operated cars over a set track and determine the velocity of each type of car. They use the cars as manipulatives to demonstrate word problems involving velocity.
Curated OER
Rubber Band
Eighth graders investigate what would happen to the length of a rubber band as more and more rings were hung on it. They base their explanation on what they observed, and as they develop cognitive skills, they should be able to...
Curated OER
Tennis Triangle
Learners calculate the height of a tree or flagpole. They measure the shadow of the tree or flagpole and the length of a shadow of a meterstick. Using similar triangles, calculate the heigh. Devise two additional ways in which to measure...
Curated OER
Native Lands: Indian in Georgia
Students bring in vegetables that the Native Americans ate. In this vegetable lesson, students create a graph that shows how many students brought in each vegetable. They measure their vegetable to find the length, circumference, and...
Curated OER
The Golden Ratio
Seventh graders investigate a ratio found in nature and in numerous pieces of artwork throughout history. The lesson is cross-curricular and builds a sense of appreciation of design for students.
Curated OER
Smile Metric Style
Learners practice working with the metric system. Students use a metric ruler to measure and record lengths of group member's smiles, and graph their results. Learners find the sum of all the smiles.
Curated OER
Smile Metric Style
Pupils measure the length of student smiles and then record, order and graph their results.
Curated OER
Smile Metric Style
Students take measurements using a metric ruler, find a sum of multiple metric measurements, and use a histogram to graph their results.
Curated OER
Time Flies When Math Is Fun
Third graders pracdtice telling time with a demonstration clock.
Curated OER
Measuring Angles
Third graders describe an amount of turn from a particular position to another using the 'circular' benchmarks of 0, ++, ++, ++, and full turn. Estimation language such as 'just about', 'between', 'not quite', 'just over', and similar...