Alabama Learning Exchange
It's Around There Somewhere! Perimeter, and Circumference
Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper. Then fold the sheet of paper numerous times, each time measuring perimeter. ...
Curated OER
Million Dollar Gift
Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.
Curated OER
The Lady or the Tiger
Eighth graders make predictions on the topic of a story based on the title and the preview. After reading the story, they analyze what took place and create a graphic organizer explaining what they think would have happened had the...
Curated OER
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.
Curated OER
Math & Social Science
Learners are given data and are to calculate averages and yearly totals of how many cars travel the Tacoma Narrows Bridge. They also make a graph of the data.
Curated OER
Toxic Waste in Grand Banks
High schoolers investigate the issues of economic prosperity, environmental concerns, government intervention in the market economy and responsible civic participation in solving community problems.
Curated OER
A Matter of Proportion
Students measure the relative heights of the mosaic giraffe and its trainer and compare their proportions to an actual giraffe and zoo trainer.
Curated OER
"Selling Seoul"
High schoolers research the economy of Korea and work in a small group in order to reach decisions about aspects of the information found. They conduct class discussion about how people live in Korea and what is considered an acceptable...
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Add and Subtract Rational Numbers 1
Get independent practice adding and subtracting rational numbers. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Texas Instruments
Texas Instruments: Number and Operation Sense: Rational Numbers
Students learn to use the calculator to collect a set of data in order to identify patterns that illustrate important rational number concepts: the relationship between rational numbers and division, and equivalent fraction and decimal...
CPALMS
Cpalms: Product of Non Zero Rational and Irrational Numbers
[Free Registration/Login Required] In this formative assessment task, students are asked to explain how rational and irrational numbers differ and why the product of a non-zero rational number and an irrational number is irrational....
Mangahigh
Mangahigh: Number: Multiply With Fractions
This site provides students practice with the concept of fraction multiplication. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Khan Academy
Khan Academy: Rational vs. Irrational Expressions
Determine whether an expression that is the combination of two rational/irrational numbers is rational or irrational itself. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
CK-12 Foundation
Ck 12: Arithmetic: Products of Two Fractions
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the product of two fractions. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
Illustrative Mathematics
Illustrative Mathematics: Using Operations and Parentheses
The purpose of this task is to give students a chance to work creatively with three of the four fundamental arithmetic operations (addition, subtraction, and multiplication). It is well suited for helping students develop fluency with...
Common Core Sheets
Common Core Sheets: The Number System 7.ns.3 Worksheets
Print or create worksheets or flashcards to assess students' understanding of operations to add, subtract, multiply, and divide rational numbers.
Mangahigh
Mangahigh: Number: Multiply and Divide With Integers
This site provides students practice with the concept of multiplying and dividing integers. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
CK-12 Foundation
Ck 12: Analysis: Applications of One Sided Limits
[Free Registration/Login may be required to access all resource tools.] Computing the limit of a function by identifying one-sided limits
Khan Academy
Khan Academy: Algebra: Arithmetic With Polynomials and Rational Expressions
Understand that polynomials form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication i.e. one can add, subtract, and multiply polynomials.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Khan Academy
Khan Academy: Classify Numbers
Practice classifying numbers as whole, integer, rational, and irrational. Students receive immediate feedback and have the opportunity to try questions repeatedly, to watch a video, or ask for a hint.
ClassFlow
Class Flow: Squares and Square Roots
[Free Registration/Login Required] Students complete multi-step computations using order of operations in situations involving combinations of rational numbers including whole number exponents and square roots of square numbers.
Khan Academy
Khan Academy: Writing Fractions as Repeating Decimals
Practice writing fractions as repeating decimals. Get ready to bust out those long division skills! Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Better Lesson
Better Lesson: Assessment Day
SWBAT use strategies to identify rational numbers on a number line.