Lesson Plan
Curated OER

Equivalent Fractions

For Teachers 4th - 5th
In this equivalent fractions worksheet, pupils read about finding equivalent fractions, then complete a set of 15 problems. A reference web site is given for additional activities.
Worksheet
Curated OER

Counting to 20

For Students Pre-K - K
In this counting worksheet, students count sets of objects, writing total beneath each set. Worksheet is practice for numbers up to 20. A reference web site is given for additional activities.
Worksheet
Curated OER

Counting: Numbers 5 and 6

For Students Pre-K - K
In this counting worksheet, students count sets of objects, coloring either 5 or 6 objects in the set as indicated. A reference web site is given for additional activities. 
Worksheet
Curated OER

Using Proportions To Solve Word Problems

For Students 4th - 5th
In this proportion worksheet, students solve a set of 7 questions using proportion. A reference web site for additional activities is given.
Lesson Plan
National Math + Science Initative

Introduction to Decimals

For Teachers 5th Standards
Three activities make up an introductory lesson designed to create a strong foundation in comparing fractions to decimals and exploring and building decimal models. Pupils brainstorm and complete a Venn diagram to show how decimals and...
Lesson Plan
Discovery Education

Sonar & Echolocation

For Teachers 9th - 12th Standards
A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...
Lesson Plan
Curated OER

Hidden Pictures

For Teachers 3rd
Third graders practice their multi-digit addition math skills by uncovering a hidden picture as they correctly answer math problems utilizing the A+ Math Web site "Hidden Pictures Game".
Worksheet
Curated OER

Math Vocabulary Review

For Students 5th - 6th
In this math vocabulary worksheet, 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
Texas Instruments

Math TODAY for TI-Navigator System - Is Leisure Time Really Shrinking?

For Teachers 9th - 12th Standards
High schoolers organize data from the USA TODAY Snapshot, "Is leisure time really shrinking?" into two scatter plots and determine the quadratic model for each scatter plot. They determine if these graphs intersect and learn the concept...
Lesson Plan
Curated OER

Math TODAY for TI-Navigator System - Humidity Makes Air Feel Even Hotter ? Part II

For Teachers 8th - 12th Standards
Learners explore quadratic and cubic functions that will model the relationship between air temperature and heat index at fixed relative humidity values. They also make generalizations and apply the findings using their TI-83 Plus or...
Lesson Plan
Curated OER

Using Excel to Reference and Graph Live Data from a Web Site

For Teachers 6th - 8th
Students collect live buoy data about water temperatures in the Gulf of Mexico from the Internet and work individually to organize their data and create a line graph using Excel Spreadsheet. Students analyze their data and examine any...
Lesson Plan
Curated OER

Sticky Note Math

For Teachers 6th
Sixth graders examine mathematical problems that deal with he division of fractions. Sticky notes are used to model the process.
Lesson Plan
Curated OER

The Case of the Biological Biosphere: Health, Math, Technology

For Teachers 5th - 7th
Students investigate various aspects of the human body  in this imaginative Tree House Detective episode about the biological biosphere. In a series of They take measurements, analyze data, and use technology. The lessons...
Lesson Plan
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Curated OER

Linear Inequalities

For Teachers 10th - 12th Standards
Through exploration of linear programming through graphs and equations of inequalities, students relate linear programming to real life scenarios, such as business. Graphing and shading is also part of this exercise.
Lesson Plan
Curated OER

Application of Linear Systems

For Teachers 9th - 12th Standards
Let the learners take the driving wheel! The class solves systems of linear equations and applies the concepts of systems to solve a real-world situation about parking cars and buses. They then use calculators to create a visual of their...
Lesson Plan
PBS

Arguing over Area

For Teachers 2nd - 3rd Standards
With the help of the Area Officers and Perimeter Patrol, you learners will develop a better understanding of area and its relationship to perimeter. First, they view a video clip from Cyberchase, and then they visit a website to...
Unit Plan
New York City Department of Education

How I Roll

For Teachers 6th - 8th Standards
There's a high likelihood for learner success in this set of probability problems and activities. From support activities that walk learners through joint and compound probabilities through the cumulative activity of planning to win...
App
Lawrence Hall of Science

HowtoSmile

For Students 1st - 12th
Access countless activities to use in STEM curriculum. This app is a collection of science, technology, engineering, math, and even art ideas are cataloged by topic and easily accessed from one spot. 
Interactive
CK-12 Foundation

Graphs of Quadratic Functions in Intercept Form: Architectural Bridge Challenge

For Students 9th - 12th Standards
There are architectural parabolas all around us! A creative lesson analyzes the architecture of a parabolic bridge. Learners must manipulate the bridge to satisfy given criteria and then answer questions about the dimensions of the...
Interactive
CK-12 Foundation

Linear, Exponential, and Quadratic Models: Bernoulli Effect

For Students 10th - 12th Standards
How can an object as heavy as an airplane fly? Turns out the answer is quadratic! Your classes explore the Bernoulli Effect through an interactive graph representation. As a plane increases in speed, the lift force also increases. Young...
Interactive
CK-12 Foundation

Geometric Sequences and Exponential Functions: Bouncing Ball

For Students 9th - 12th Standards
Explore a geometric sequence model through a simulation. Learners change the starting drop height of a ball and watch how the heights of following bounces change. They consider the ratio of the consecutive bounces as they analyze...
Interactive
CK-12 Foundation

Exponential Decay: Cool Sunglasses

For Students 10th - 12th Standards
Who wouldn't want to wear four pairs of sunglasses? Each pair of sunglasses reduces the percent of incoming light by one-half. An interactive tutorial helps young mathematicians build a graph that models this scenario. They...
Interactive
CK-12 Foundation

Exponential Growth: Exponential, Fractal Snowflakes

For Students 10th - 12th Standards
Examine an exponential growth model. Using a fractal, learners calculate the perimeters of each stage. When comparing the consecutive perimeters, a pattern emerges. They use the pattern to build an equation and make conclusions.
Interactive
CK-12 Foundation

Scientific Notation: Light Years to Centaurus Constellation

For Students 8th - 12th Standards
Connect scientific notation to a real-life situation. Measuring distances in our solar system require large numbers. As pupils make conversions using these large numbers, they begin to see the necessity of scientific notation. They...