Institute of Electrical and Electronics Engineers
Wind Tunnel Testing
One of the factors that automotive engineers must consider is wind drag. The less wind drag, the more efficient the car will be. They perform many tests in wind tunnels, then refine their designs and test again. Using simple materials,...
Illustrative Mathematics
Computations with Complex Numbers
This quick set of problems provides a brief refresher on the arithmetic of complex numbers. Learners need to multiply, add and subtract, and remember features of i when raised to a power. Included solutions are clear enough that...
PHET
Area Model Introduction
Provide two views of multiplication. The introduction to an area model application has two modes. One mode shows the area of simple multiplication up to 12 by 12. The second mode shows how area models can be partitioned leading to the...
American College of Sports Medicine
Selecting and Effectively Using Hydration for Fitness
How much water does your body lose during exercise? How much should you hydrate during and after exercise? Address the importance of hydration with your young athletes using this informative handout.
Teach Engineering
Cost Comparisons
Our final proposal for the cost of the bridge requested is ... In the last segment in a series of 10, pairs work together to develop a proposal for a city bridge design. The class completes a cost comparison between concrete and steel to...
Baylor College
Your Energy Needs (BMR)
How many Calories one needs on a daily basis is dependent on a number of factors including gender, height, and activity level. In the third of seven lessons about energy and food, young nutritionists calculate the number of Calories...
Curated OER
Multiplying by Using the Commutative Property
In these multiplication worksheets, students examine the use of the commutative and associative properties. They use the communative property to find the product in the first 30 problems. They read about the use of the associative...
Curated OER
Factors
In this factors learning exercise, students identify factors of given numbers. They identify prime numbers and name the least common multiple. This two-page learning exercise contains 24 problems. This learning exercise is designed to be...
Curated OER
The Effects of the Calcium Ion on Cooked Dry Beans
Students investigate the effects of calcium ions on the quality characteristics of cooked dry beans. In this calcium ion and dry bean investigation lesson plan, students soak dry beans using 2 different soaking techniques and 2 different...
Curated OER
Factoring Polynomials
In this factoring activity, learners find the common term, use special products or use the diamond method to factor polynomials. Explanations and examples are provided. This three-page activity contains 45 problems. Answers are provided...
PHET
Area Model Decimals
Area works with decimals too. Pupils use the interactive to model multiplication of two decimals using an area model. They see how the decomposed components of the factors obtain partial products and then the complete product. Using area...
Curated OER
Simplifying Radicals
In this radical worksheet, students write given radical expressions in a square root form. Explanations and examples are provided at the beginning of the document. This two-page worksheet contains 24 problems. Answers are located at the...
One Hen
Making Choices
When choosing what foods to eat, there are a lot of factors to consider. To help make the decision a little easier, young learners work in small groups developing short plays, stories, or advertisements that address the different issues...
EngageNY
Properties of Logarithms
Log the resource on logarithms for future use. Learners review and explore properties of logarithms and solve base 10 exponential equations in the 12th installment of a 35-part module. An emphasis on theoretical definitions and...
Curated OER
Urban Ecosystems 2: Why Are There Cities? A Historical Perspective
Students investigate the importance of food surpluses to the historical development of urban ecosystems.
US Department of Energy
Building the Basic PVC Wind Turbine
Here is a comprehensive and well-written lesson plan that results in learners building a standard wind turbine. Once built, teens can design a variety of experiments to test different factors. This activity is a noble undertaking that...
Curated OER
Rates of Chemical Reactions-The Iodine Clock Reaction
Young scholars investigate the reaction rate of iodine and soluble starch. In this rates of chemical reactions lesson plan, students study the effects of varying concentrations of reactants and varying temperatures of reactants on the...
Curated OER
Mass Production Using an Assembly Line
Fifth graders examine the industrial revolution. In this industrialization lesson, 5th graders explore the concept of mass production via the assembly line. They then create an assembly line which demonstrates its costs and benefits...
NASA
The Drake Equation
In this Drake Equation worksheet, students read about how scientists can estimate the number of intelligent civilizations that may exist in our galaxy. Students answer 7 questions about the Drake Equation and they use the internet to...
Curated OER
Common Factors and Factoring by Grouping
In this algebra worksheet, students factor out common factors of polynomials. Once the common factors are out, students factor trinomial expressions into the product of two binomials when possible.
Curated OER
Decompose a Factor
Mental multiplication just got easier! Clue your class into this multiplication shortcut as they decompose factors and add smaller products. For the first set of problems, they read the instructions, view an example, and then break down...
Macquarie University
Factorizing Algebraic Expressions
In this comprehensive worksheet, mathematicians solve and complete various types of problems on factoring and using the quadratic formula. This worksheet also includes the use of factoring to simplify rational expressions. Overall, it...
Curated OER
9.6 Factoring Special Polynomials
In this factoring special polynomials, students find the product of given polynomials. They factor polynomials and determine the difference of two squares. This one-page worksheet contains 40 multi-step problems.
Curated OER
Estimating Products
Multiplication on the fly becomes easy with the magic of estimating! Scholars round numbers up to four digits to complete multiplication problems without a calculator. They write in the new factors and the approximate product for the...