Curated OER
Water: From Neglect to Respect
The goal of this collection of lessons is to make middle schoolers more aware of the ways in which they are dependent upon water to maintain their standard of living. Learners compare water use in Lesotho to water use in the United...
Curated OER
Estimation
Students complete computer activities about estimating if items are more or less than a given amount. In this estimation lesson plan, students also estimate measurements around the classroom.
Curated OER
Reasonable Estimates
Help pupils explore estimation. They will make estimates and discuss when you might use an estimate. Then they discuss if their estimates are reasonable.
National Security Agency
Go One-on-One with Decimals
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Curated OER
Estimation and Computation
Second graders practice their estimation skills using blocks. In this math lesson, 2nd graders explain how estimating makes addition easier. They complete a worksheet after the lesson to reinforce new learning.
Curated OER
Estimation Contest
Students explore the concept of estimation. In this estimation instructional activity, students estimate the number of Cheerios in their cup. Students then determine the number of Cheerios in the entire box using what they know about...
Curated OER
Analyzing Solutions Computed Using Euler's Method
In this analyzing solutions worksheet, students use Euler's Method to estimate the value of given functions. They estimate solutions using the piecewise-linear function model and sketch the information onto a graph. This two-page...
Curated OER
Estimation
Students estimate quantity, length, and area. Students practice making comparison estimations of different items and estimate whether or not the amount is greater or less than a certain amount. Students practice making estimations.
Curated OER
Number and Operations- Using Gift Certificates
Students apply number and operation skills to learn how to spend a gift certificate. For this mathematical reasoning lesson, students use base 10 blocks as money and calculate how much money they have.
Curated OER
Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping
Learners explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Learners use addition to break a code.
Curated OER
Multiplying with Egg O
Third graders multiply whole numbers by one and two digit numbers using base ten blocks and Egg O multiplication game. students pass out egg cartons, counters, and a record sheet to each group.
Curated OER
Fractions, Decimals and Percents
Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...
Virginia Department of Education
Middle School Mathematics Vocabulary Word Wall Cards
Having a good working knowledge of math vocabulary is so important for learners as they progress through different levels of mathematical learning. Here is 125 pages worth of wonderfully constructed vocabulary and concept review cards....
Curated OER
Alternative Algorithms
Analyze algorithms for computing with rational numbers and develop fluency in their use with your math class. They work individually to solve the problems on the "Alternative Algorithms" sheet. Then, they analyze the appropriateness of...
Illustrative Mathematics
How Many Cells Are in the Human Body?
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some...
Curated OER
Soils
Students apply knowledge of soil, environmental impacts, economics, multiple human demands, and use given data for a proposed scenario in making land use decisions. They debate land use issues and/or scenarios and discuss a case study.
University of Georgia
Stoichiometry of S'mores
How fun would it be to teach the concept of stoichiometry while allowing your chemistry class to assemble a classic campfire treat? This fun and engaging activity allows pupils to explore the principles of the chemical theory while...
Curated OER
Square Roots and Quadratics.
In this algebra learning exercise, students solve for the square root and calculate and solve roots. There are 10 questions with an answer key.
Curated OER
Discovering Math: Computation
Middle schoolers add, subtract, multiply, and divide rational numbers. They find the square and the cube of numbers. They create a game incorporating computation on rational numbers. Everyone works together to write and evaluate...
Curated OER
Lesson 3: Number Sense
Learners solve word problems using number sense. They convert fractions to decimals and mixed numbers. Pupils determine if a given fraction is greater or less than another fraction, and order numbers on a number line.
Curated OER
When Life Serves You Lemons!
Students build their own lemonade stand. In this problem solving lesson, students measure the materials needed to build a stand and make lemonade. They find the cost of producing the lemonade and the profit they will make.
Curated OER
How Tall is that Tree?
Students apply their math skills to develop an accurate estimate of the height of a tall tree. Three different methods are outlined. All grade levels should be able to perform the shadow method and the proportional method.
Curated OER
When Close Enough is Good Enough
Students describe the difference between an estimate and a guess. They create reasonable estimates based on observation and hands-on activities. They synthesize estimated based on interaction with online activities.