Lesson Plan
Curated OER

Building Sets of 13 and 14

For Teachers Pre-K - 1st
Compose and decompose sets of 13 and 14 and compare sets of each with your little learners. They use objects to construct sets of 13 and 14, record their answers, and compare sets in several different ways.
Worksheet
Curated OER

Adding and Subtracting Rational Expressions

For Students 9th - 11th
In this algebra worksheet, learners add and subtract rational expressions using the LCM. They combine like denominators before they add and subtract the expressions. There are 8 questions.
Lesson Plan
Curated OER

Equivalent Decimals

For Teachers 4th - 5th
Students develop strategies to find equivalent decimals. For this equivalent decimals lesson, students participate in a variety of decimal games to find equivalent decimals.
Interactive
Curated OER

Math is Everywhere!

For Students 3rd - 5th
In this everyday math skills pretest, students answer ten multiple choice questions based on their knowledge of everyday math skills such as estimation, addition, and measurement.
Worksheet
Curated OER

Decimal Place Value Chart

For Students 5th - 6th
In this decimal place value chart instructional activity, learners work independently to fill in the blanks on the chart so that the numbers equal out correctly and the missing words are stated correctly.
Worksheet
Curated OER

Empirical Formulas

For Students 9th - 12th
In this empirical formulas worksheet, students read about determining empirical formulas from chemical formulas. They determine the empirical formula given ten molecular formulas. They also find the molecular formulas given the mass and...
Lesson Plan
Curated OER

The "Heart" of the Problem

For Teachers 7th - 9th
Students explore mathematical operations while studying nutrition. In this physical fitness lesson, students explore calories, pulse rate, and the circulatory system. Students use mathematical data to create a healthy physical fitness...
Lesson Plan
Curated OER

The "Heart" of the Problem

For Teachers 7th - 9th
Learners create an exercise and nutrition program. In this interdisciplinary instructional activity, students use calculations of exercises plus their corresponding effects on the body and nutritional values of food to derive a health...
Worksheet
Curated OER

Equivalent Ratios

For Students 5th - 6th
In this ratios worksheet, students complete a variety of online exercises involving writing twelve ratios in their simplest form, writing nine ratios in the form of 1:n, writing six ratios in the form n:1 and solving seven ratio word...
Lesson Plan
Curated OER

Making Cookies- How many per hour?

For Teachers 5th
Fifth graders measure how long it takes to make cookies. In this measuring time lesson, 5th graders explore how to manage time. Students decide when to start making breakfast on time, how to calculate playing time into their lunch time,...
Lesson Plan
Curated OER

Length Lotto-Teacher's Notes

For Teachers 5th - 6th
Students convert metric units of length, specifically meters, centimeters, and millimeters. In this lesson of converting measurements, students participate in various games which require them to put the measurements in order or convert...
Lesson Plan
Curated OER

The Good, The Bad, The Ugly

For Teachers 6th
Sixth graders examine the causes of the stock market crash of 1929.  In this integrated math/history unit on the stock market, 6th graders study, research, and read stocks, visit a local bank, and create a PowerPoint to show the...
Lesson Plan
Curated OER

Company is Coming

For Teachers 5th - 7th
Students find a recipe for pancakes on the web then figure out how to half the recipe then figure how to make 3/4 of the pancakes.
Lesson Plan
Pennsylvania Department of Education

Freckle Face

For Teachers Pre-K - 2nd
Students collect and record data. In this early data analysis lesson, students gather data about their partners face. As a class, the students use tally marks and pictographs to record the data and answer question about the information...
Lesson Plan
Curated OER

Conversions: Metrics Made Easy

For Teachers 7th - 8th
Students, in groups, measure and record each other's height. They identify measurement conversion methods and use online resources to convert measured heights to multiple systems.
Lesson Plan
Curated OER

Probability and Geometry

For Teachers 8th - 11th
Students explore the ways Geometry can help solve probability problems. Students describe platonic solids and practice calculating probability using an online resource. They construct dice with various numbers of sides to demonstrate...
Lesson Plan
Curated OER

Ratio Basketball

For Teachers 6th - 8th
Students, in teams of four, practice shooting free throws while mentally converting the ratio of shots made to those thrown into a percent. They chart and record the ratio, decimal and actual percentage earned after each round.
Lesson Plan
Curated OER

The Anaconda

For Teachers K - 2nd
Students examine basic facts about the anaconda. They discuss the length of an anaconda, estimate the length of 33 feet, compare their estimate to the actual length, and decorate the paper snake with colored scales.
Worksheet
Curated OER

Positive and Negative Activity

For Students 5th - 7th Standards
In this positive and negative worksheet, students use the positive and negative rules to rewrite and answer the 34 questions below, an example is provided for them.
Worksheet
Curated OER

Inequalities and Absolute Value

For Students 9th - 12th
In this inequalities worksheet, students solve multi-step inequalities with absolute values and test the boundaries in the provided work space. There are 16 questions.
Lesson Plan
Curated OER

Squirt

For Teachers 4th
Fourth graders using the idea of "how many more squirts" fill a container to develop multiplicative thinking. They also investigate the idea of conservation of volume when working with oddly shaped containers. They attempt to use...
Lesson Plan
Curated OER

Solving Equations Using Two Operations

For Teachers 5th - 7th
Need more detail in showing your class how to solve two-step equations and proportions? This lesson plan outlines the steps young mathematicians need to solve simple equations and check their results. 
Worksheet
Curated OER

Math Vocabulary Review

For Students 5th - 6th
In this math vocabulary learning exercise, students read a set of 15 math related definitions and write the words being defined. A reference web site is included for additional activities. 
Lesson Plan
Curated OER

Eating on a Budget

For Teachers 5th - 6th
Students are "given" $25.00 to spend at a restaurant. Using the Internet, they must "order" a complete 4 course meal while staying within their budget.