Worksheet
Curated OER

Quadratic Formula

For Students 11th
In this Algebra II worksheet, 11th graders use the discriminant to determine the nature of the roots of a quadratic equation, determine the best method to use when solving a quadratic, and practice using the quadratic formula to...
Lesson Plan
Curated OER

Line Of Best Fit: Feet & Forearms

For Teachers 9th - 12th
Young scholars actively find the line of best fit. They gather their own data and then use a calculator to find the line of best fit, as well as the equation. They see how to use the TI 81 calculator in order to find the line of best fit.
Lesson Plan
Curated OER

Fitting a Line to Data

For Teachers 9th - 12th
Students work together in groups to collect data in relationship to how much water marbles can displace. After the experiment, they use the data to identify the linear equation to determine the best-fit line. They use the equation to...
Lesson Plan
Curated OER

Balanced Students

For Teachers 9th - 12th
High schoolers investigate the relationships between weights, and construct a balanced first class lever. They formulate a general equation for the relationship explored in the experiment and perform calculations.
Lesson Plan
Curated OER

You Be The Teacher

For Teachers 3rd - 4th
Students create their own math problems with one restriction, the answer the teacher gives them must be kept in a sealed envelope. They may make up any kind of problem they like.
Lesson Plan
Curated OER

Evaluating Observations and Measurements

For Teachers 3rd
Third graders review the scientific method and how and in which steps scientists use observations and measurements. Then as a class, they hypothesize which ramp will send the car the farthest. They break into groups and send cars down a...
Worksheet
Mt. San Antonio Collage

Synthetic Division and Zeros of Polynomial Functions

For Students 9th - 12th Standards
More than just a instructional activity, this guide provides the description of many of the polynomials theorems to assist the learners. Starting with synthetic division, class members are then guided through the remainder theorem and...
Lesson Plan
Mathalicious

New-tritional Info

For Teachers 6th - 8th Standards
Burning off a Big Mac® doesn't seem like a big feat until you calculate the minutes of exercise necessary to break even. Young mathematicians look at different menu items in relation to different body weights and exercises to calculate...
Lesson Plan
National Wildlife Federation

What is DBH?

For Teachers 9th - 12th Standards
When measuring the circumference of a tree, does it matter how high you place the measuring tape? Most scholars have never considered this question, but scientists know that measurement techniques must be standardized. The 13th lesson in...
Lesson Plan
Curated OER

Tortillas

For Teachers 6th - 8th
Students convert recipes for tortillas. They calculate the amounts of ingredients as they convert recipes and write an explanation of the task to demonstrate their calculations. After reviewing their calculations, they demonstrate how...
Worksheet
Curated OER

MT-141 Precalculus - Worksheet 6.4(b)

For Students 10th - 11th
In this precalculus worksheet, students complete horizontal shift identifies. They graph functions, solve trigonometric equations using algebra, estimation and with the use of a graphing calculator. Students find the cosine of curves. ...
Worksheet
Curated OER

Chemical Stoichiometry Problems

For Students 10th - Higher Ed
In this stoichiometry worksheet, students calculate theoretical yield and percent yield. This worksheet has 2 problems to solve.
Lesson Plan
Curated OER

Structure of the Earth System

For Teachers 8th
Eighth graders describe the steps in the water cycle. They discuss factors that affect runoff and explain the differences between stalactites and stalagmites. They discover the importance of ground water.
Lesson Plan
Curated OER

Pendulum Motion Experiments

For Teachers 9th - 12th
Students experiment with simple pendulums to determine the validity of an equation for all angles. Students discover the usefulnes and limitations of approximations in science. Using spreadhseets and a java applet, students observe the...
Lesson Plan
Curated OER

What's Missing?

For Teachers 9th - 10th
Students practice solving very basic number sentences and recording their answers on a worksheet. Individually, they use different manipulatives to represent the sentence they solved. They also explain what steps were taken to solve...
Lesson Plan
Curated OER

The Scientists’ Way

For Teachers 3rd - 7th
Students summarize the steps of the scientific method. In this life science lesson, students explain the importance of varying only one variable at a time. They analyze possible flaws in their experiment.
Lesson Plan
Curated OER

Hardwood Lumber

For Teachers 6th - 8th
Students explore hardwood tree products and compare hardwood and softwood trees. They compare and contrast hardwood and softwood leaves and read a flier. After reading they solve equations related to how much feet of board would be...
Worksheet
Curated OER

Precalculus Worksheet 8.3

For Students 10th - 12th
In the precalculus activity, students compute vectors and angle directions from given equations. They read and interpret information from three word problems to determine direction, speed, and the velocity vector in navigation problems.
Worksheet
Curated OER

Multiplying Whole Numbers

For Students 4th - 7th
In this multiplying whole numbers worksheet, students problem solve twenty five equations dealing with multiplication. Students show each step of their work.
Lesson Plan
Curated OER

Stock Swaps, Variation 3

For Teachers 6th - 8th Standards
More on the fictitious takeover of the Apple Corporation by Microsoft. In this scenario, Microsoft has $28.00 per share to spare, so how many do they need to offer to make an even trade? This is an engaging problem to solve when...
Lesson Plan
Curated OER

Rates of Chemical Reactions-The Iodine Clock Reaction

For Teachers 9th - 12th
Students 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 reaction...
Lesson Plan
Curated OER

Nested Requests

For Teachers 5th - 8th
Students apply the problem solving skill of Request-Response-Result in word problems where the requests are nested. They practice using the technique and determining when it is appropriate to be used.
Lesson Plan
Curated OER

Marcy's Dots

For Teachers 9th - 12th
Students identify the pattern changes that could occur in a series using pictures with dots. They use the patterns on the worksheets to have a context to describe pattern in words. Students look to find the linear, quadratic, or...
Lesson Plan
Curated OER

Around and Around We Go

For Teachers 4th
Fourth graders discover that a polygon is a closed figure formed by line segments, and that the perimeter of a polygon is the sum of the lengths of its sides. They utilize a worksheet imbedded in this plan to gain lots of practice with...