Curated OER
Factoring Trinomials
Students factor trinomials using algebra tiles and blocks. In this algebra lesson plan, students complete a trinomials station activity. They work backwords to find their answers and discuss their steps in a group.
Curated OER
Properties of Logarithms
Learners explore the concept of logarithms. In this logarithms lesson, students discuss the logarithm properties. Learners use linear functions as a basis to develop the logarithm properites by substituting log b and log a for x and y.
Bowland
The Z Factor
Young mathematicians determine the number of hours it would take judges of the "Z Factor" television talent show to watch every act. Participants make estimates and assumptions to solve the problem.
Teach Engineering
About Accuracy and Approximation
How accurate are robots? Groups draw lines by moving robots backwards and forwards by one rotation of the wheels. Using the appropriate formula, they determine the percent error in the length of the lines in relation to the calculated...
Education Development Center
Creating Data Sets from Statistical Measures
Explore the measures of central tendency through a challenging task. Given values for the mean, median, mode, and range, collaborative groups create a set of data that would produce those values. They then critique other answers and...
Curated OER
Solving Subtraction Equations
In this solving subtraction equations worksheet, 6th graders read examples of using fact families, working backwards or using inverse operations, then solve eight subtraction equations with variables.
Curated OER
What is Less? 1-10 Subtraction Worksheet
In this subtraction worksheet, learners count the items that are pictured and count backward by the amount indicated in each problem. They complete 7 problems by answering the question, "What is __ less?"
Curated OER
Counting Cubes
Students count backwards in 2s from 30 then try other skip patterns such as 1,3,5, etc. and invent their own counting patterns. They are introduced to the problem using a pile of cubes and count by 2s and have a remainder.
Curated OER
Use Guess and Check to Solve Math Problems
In this problem solving worksheet, students read about using the guess and check strategy for solving math word problems. They use the strategy to solve 8 problems. They read about the working backwards and using visuals as problem...
Curated OER
Trig Tic-Tac-Times
In this trigonometry instructional activity, learners play a skill review game that involves the problem solving strategy of working backward. The game is similar to tic-tac-toe using the trigonometric ratios. The one page...
Curated OER
Not So Snappy 9 Word Problems
In this math worksheet, learners practice solving word problems which require them to make a list or work backwards to find the solution. Students read and solve 5 word problems.
Curated OER
Topo Triangulation
Middle schoolers investigate how to read a topographical map and triangulate with just a map. They convert a compass measurement to a protractor measurement, reverse a bearing direction, and using a worksheet take a bearing of certain...
Curated OER
Origami Flight: The Physical Setting
Sixth graders investigate the forces that move certain objects. In this physics lesson plan, 6th graders design and create paper flying objects using origami methods, which they practice flying in different conditions. Students record...
Curated OER
Problem Solving Strategies: Pre Test
In this problem solving worksheet, students answer multiple choice questions about math word problems and choosing the best strategy to solve them. Students answer 10 questions total.
Curated OER
Problem Solving Strategies Post Test
In this problem solving strategies activity, students answer a set of 10 multiple choice questions. Students may click on a link to see correct answers.
Curated OER
Problem Solving: Steps and Strategies
Students explore the concept of problem solving strategies. In this problem solving strategies lesson, students discuss methods for solving problems such as re-reading a problem, stating the facts, drawing a picture and so on. Students...
Curated OER
Money Matters
Students practice spending money by completing math word sentences. In this economics lesson, students utilize problem solving strategies to complete word problems written on the board involving making purchases with money. Students...
Curated OER
Calculate Volume and Surface Area
In this geometry skills worksheet, students solve 4 problems that require them to calculate volume and surface area of geometric figures. In 2 problems students work backwards to calculate length.
Curated OER
Mental Subtraction Methods
In this subtraction worksheet, students subtract problems using mental math methods such as tens groups, comparing problems, helping numbers, and more. Students complete 7 sets of problems.
Curated OER
Fraction Puzzle Problems
Fifth graders design a fraction word problem PowerPoint presentation. In small groups they complete a storyboard graphic organizer for their word problem, evaluate another group's word problem, and create a PowerPoint presentation of...
Curated OER
Walking On The Number Line
Students investigate the concepts of expressions and equations while defining the similarities and differences. They explore the operations by using a number line and record answers while working with the teacher. Students play the game...
Curated OER
Reductions of Order
In this calculus worksheet, learners identify functions as linear or nonlinear, homogeneous versus nonhomogeneous by using the reduction power theorem. There are 5 questions.
Curated OER
Data Scavenger Hunt
Eighth graders discuss how data is collected and participate in data collection through a survey. They complete a scavenger hunt on the Internet to gain understanding of the data measures mean, median, mode, and range.
Curated OER
Conic Sections
Students explore the different properties of conics. In this algebra lesson, students calculate the midpoint of a line, the distances between two points as they get ready to find the focus and directrix in eclipse and other conics. They...