Lesson Plan
Curated OER

Teaching Radioactive Decay: Radioactive Half-life And Dating Techniques

For Teachers 9th - 12th
Young scholars generate a radioactive decay table for an imaginary element using a box filled with pinto beans and M&M's. They use their data to plot a decay graph, develop the concept of half-life, and use the graph to "age" several...
Lesson Plan
Curated OER

Statistical Drug Abuse and Adolescents in the U.S.A.

For Teachers 10th - 12th
Students examine statistics of teenagers using alcohol and marijuana. In groups, they brainstorm the reasons why they believe usage is higher than in years past. As a class, they role-play different roles in scenerios to help them...
Worksheet
Curated OER

Countdown Challenge: Similarity

For Students 7th - 8th
In this similarity worksheet, students use similar rectangles to find the length of a diagonal. They use symbols and write paragraphs to explain the problem. This one-page worksheet contains one similar problem with 13 related questions.
Lesson Plan
Curated OER

Exploring Similarity Using Scale Drawings

For Teachers 10th
Learners explore scale factor as they create a scale drawing of a box, then determine the surface area and volume of the original and the scale drawing. The one page worksheet contains activities and procedures with four questions....
Lesson Plan
EngageNY

Getting the Job Done—Speed, Work, and Measurement Units

For Teachers 6th Standards
How do you convert from one measurement to another? Pupils use unit rates to convert measurements from one unit to another in the 21st segment in a 29-part series. They convert within the same system to solve length, capacity,...
Interactive
Shodor Education Foundation

Coin Toss

For Students 7th - 12th Standards
Are your young mathematicians having a hard time making heads or tails of probabilities? It's no toss up—here is a resource that's sure to straighten them out! Learners run the interactive to toss a coin a different number of times....
Lesson Plan
Cornell University

Atomic Bonding

For Teachers 6th - 12th
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Lesson Plan
Curated OER

Proportions in Stories

For Teachers 8th - 10th
Students solve problems dealing with ratios and proportions. In this algebra activity, students rewrite word problems using equations and symbols. They correctly convert between percents and decimals.
Lesson Plan
Curated OER

Radioactive Decay

For Teachers 9th - 12th
High schoolers generate a radioactive decay table for an imaginary element, use their data to plot a decay graph, develop the concept of half-life, and use the graph to "age" several samples.
Lesson Plan
Curated OER

Nanofibers: Why Go Small?

For Teachers 10th - 12th
Students explore the surface ratio of an object.  In this surface area to volume lesson students construct a data table, make calculations and create a graph. 
Lesson Plan
Curated OER

Hermit Crab Races

For Teachers 1st - 5th
Students predict the speeds of humans and hermit crabs and investigate their predictions using ratios and formulas. AppleWorks is used for this lesson, which includes a data worksheet.
Lesson Plan
Curated OER

Pumped Up Gas Prices

For Teachers 4th - 12th
Young scholars spend one month keeping track of the mileage and gasoline amounts they or their family has used. Information is entered into a spreadsheet to help calculate the average gas prices over time.
Lesson Plan
Curated OER

Pi Mathematics

For Teachers 7th - 8th
Students will measure common everyday objects in order to calculate pi. In this measurement lesson plan, students measure the circumference and diameters of objects and fill them into a chart which helps them calculate pi.
Lesson Plan
Mathematics Assessment Project

Sampling and Estimating: Counting Trees

For Teachers 7th Standards
Your task today: count all the trees on a tree farm. To complete the assignment, learners first estimate the number of trees on a tree farm using random sampling. To improve their own response they then evaluate provided...
Activity
Curated OER

Activity: Gummy Bear Genetics

For Students 9th - 12th Standards
Who's your Daddy ... and Mommy for that matter? Given a first-generation group of gummy bear offspring, young scientists must determine which bears are their parents. An activity worksheet covers the differences in genotypes and...
Worksheet
Curated OER

Countdown Challenge: Tangrams

For Students 7th - 8th
In this tangram worksheet, students find the area of each tangram shape. Afterwards, they name each piece and find the area of combined figures. This one-page worksheet contains approximately 25 problems.
Lesson Plan
Curated OER

Measure: Perimeter, Area and Volume

For Teachers 4th - 6th
Students practice measuring with formulas. In this measurement instructional activity, students complete an activity that requires them to calculate perimeter, area, and volume.
Lesson Plan
Curated OER

Adventures in Electrical Engineering

For Teachers 11th - 12th
Students explore electricity by conducting a series of experiments. In this physics lesson plan, students discover the relationship between current, voltage and resistance. They calculate voltage and power in a given system.
Lesson Plan
Curated OER

Intro to Trigonometry

For Teachers 6th - 8th
After being introduced to the basic trigonometry functions, students calculate the height of school landmarks. They experiment with different angles to find the correct height.
Lesson Plan
Curated OER

Hybrid Vehicles: Cut Pollution and Save Money

For Teachers 5th - 8th
Students examine how driving a hybrid car can save money and cut down on pollution.  In this hybrid vehicles lesson students complete an exercise that shows them how to work with proportions, percents, dimensional analysis and...
Lesson Plan
Curated OER

Buying a Car

For Teachers 7th - Higher Ed
Young scholars complete the PLATO ¿¿ Educational Software instructional activity: Math Problem Solving: Car Costs to determine if he/she can afford to drive the car they are planning to buy.
Lesson Plan
Curated OER

Geometric Relatioships

For Teachers 4th - 8th
Students explore measurements and geometric formulas. In this geometry instructional activity, students investigate pi as it relates to geometry. They collect data and use a chart to organize the data.
Worksheet
Curated OER

Interpreting Chemical Formulas

For Students 9th - Higher Ed
For this chemical formulas worksheet, students practice naming molecular compounds by their formulas and determine if a gas is a compound or an element. This worksheet has 13 fill in the blank questions.
Lesson Plan
Better Lesson

Better Lesson: Power to the 10! Conversions With the Metric System

For Teachers 6th Standards
Sixth graders will be using ratio tables to convert units of metric measurements and looking for patterns to help make the problems easier.