National Security Agency
Ordering, Adding and Subtracting Integers
Prealgebrarians use colored chips, stickers, and pencils to explore the world of integers. They discover absolute value, compare positive and negative integers, and apply operations to them. A detailed procedure for the three-part...
Curated OER
Mrs. Katz and Tush
Students read Patricia Polacco's Mrs. Katz and Tush before comparing Jewish heritage with Black history using a Venn Diagram. They complete the diagram either as a whole group or in a small group setting. Next, they sample the Jewish...
Curated OER
Proofs of the Pythagorean Theorem
Working individually and collaboratively, geometers gain a clear understanding of the Pythagorean theorem. They create, explain, and compare proofs of the theorem. Proofs involve areas of trapezoids, squares, and triangles, congruent...
Virginia Department of Education
Analyzing and Interpreting Statistics
Use measures of variance to compare and analyze data sets. Pupils match histograms of data sets to their respective statistical measures. They then use calculated statistics to further analyze groups of data and use the results to make...
Curated OER
Pizza Fractions
First graders identify a whole and the fractions 1/4, 1/2, and 3/4 using pizza. This is a very nice lesson, in that not only do students practice their fractions, they also get to eat the pizza at the end of the lesson!
Curated OER
A Fraction of the Cost
Students use various coin denominations to explore the concept of fractions. They demonstrate an understanding of the fractions 1/2 ($.50), 1/4 ($.25), 10ths ($.10) and 20ths ($.05) by using fraction circle pieces to create whole units...
Curated OER
Fraction Fun!
Fourth graders play a fraction game removing a fraction of a whole as the spinner dictates.
Curated OER
Estimating Solutions to Word Problems
Fourth graders explore number sense by completing word problems in class. In this estimation activity, 4th graders define terms such as sum, difference, estimate and best. Students complete estimating worksheets based on the concept of...
Curated OER
Simple Angles
Third graders identify and construct right, acute and obtuse angles and begin to appreciate the degree and unit of measurement of angle. They know the degree value of angles that are simple fractions of a whole turn know that the angle...
Indiana Science
How Many E’s?
Seventh graders explore random sampling by estimating the number of e's on the newspaper. They explain the possible error sources for this type of sampling, and compare the accuracy of sampling a small and large population. This is a...
Ohio Department of Education
Multiplying and Dividing in Scientific Notation - Grade 8
Here is really nice set of resources on scientific notation. Eighth and ninth graders explore the concept of multiplying and dividing in scientific notation. In this multiplying and dividing numbers in scientific notation...
Curated OER
Fantastic Fractions
Fourth graders work with fractions using hands on experiences and reasoning skills and use fractions to communicate the idea of a part of a whole.
Curated OER
Marvelous Mathematics
Students make a table on the computer, but create fractions and equivalent fractions through the use of color. They are able to manipulate fractions in order to gain a greater understanding of the meaning of whole number that is broken...
Curated OER
Classroom Comparison of Fat Intake
Students bring in their fat diaries and work in pairs to calculate their average fat intake per day during the week of data collection. The whole class gathers to calculate their total fat intake and average fat intake per student per...
Neufeld Learning Systems
Concept: Ratios and Proportions
Upper elementary and middle school pupils fill out a chart creating six equivalent fractions and then compare them to six different objects and/or shapes. They group together 16 various terms related to ratios and proportions. Pupils...
Curated OER
Global Literature: Nectar In A Sieve
High schoolers write a persuasive essay explaining how religion and/or spirituality serves as both a guide and a source of conflict for both an individual and their culture. They develop a definition for the terms spiritual and...
Curated OER
Needs And Wants
Students make cards illustrating things they think they need and want to be healthy and happy. Groups then sort these cards into "wants" and "needs." The whole class discusses what it means when people's basic needs are not met and the...
Curated OER
Indian Ragas
Students explore Indian ragas and learn the differences between an Indian raga and the Western scale. They sing the familiar song "America," first in the Western major scale and then in two Indian ragas (bhairavi and purvi) on a neutral...
Curated OER
Call it "Macaroni"
Who knew there were so many fun educational opportunities featuring pasta? Scholars read a brief informational text about the history of pasta (note that "macaroni" is spelled two different ways, so address this if kids are reading...
Kenan Fellows
How Does an Unhealthy Diet Influence our Health and Well-Being?
You are what you eat, or so they say! After surveying family and friends on a week of eating habits, learners analyze the data for patterns. They compare different variables such as fats and cost, fats and calories, or fats and LDLs.
Curated OER
Introduction to Exponents
Problem solve using exponents. Pupils read One Grain of Rice: A Mathematical Folktale and write powers to represent amounts from the story.They compare actual solutions to their predictions and play a game to practice using...
Curated OER
Incredible Integers!
There are three parts to this lesson on integers. In the first, learners explore positive and negative numbers on an actual painter's tape number line and by playing a "Hot Seat" game. In part two, they view a BrainPop video and work...
Curated OER
Places We Live
With a wonderful bibliography to support this lesson on Illinois, President Lincoln, and rural vs. urban settings, this activity is a motivating experience. The lesson begins with pupils exploring books, such as The Little House by...
Virginia Department of Education
Box-and-Whisker Plots
The teacher demonstrates how to use a graphing calculator to create box-and-whisker plots and identify critical points. Small groups then create their own plots and analyze them and finish by comparing different sets of data using box...