Curated OER
Kinetics Challenge Problem
In this kinetics learning exercise, students use date from two experiments to determine the reaction order, calculate the rate constant and activation energy, and predict the mechanism for the reaction. This learning exercise has 7...
Curated OER
Number Stories
Students write and solve various number stories. They solve number stories using one, two and three digit numbers. Students practice writing sentences using the following 6+1 traits, ideas and content, organization, word choice and...
Curated OER
Addition and Subtraction Word Problems 2
In this math review worksheet, students solve 22 questions that require them to use their addition and subtraction skills to solve word problems.
Curated OER
Addition and Subtraction Word Problems
In this math review worksheet, students solve 22 questions that require them to use their addition and subtraction skills to solve word problems.
Curated OER
Problem Solving Using Power Polygons
Students investigate geometric shapes by creating figures on a plane. In this polygon lesson, students complete a worksheet based on the angles in a power polygon. Students identify the different types of polygons and define their...
Curated OER
Mixed Operations: Decimal Word Problems
In this mixed operations decimal word problem worksheet, learners solve 5 word problems, checking on hint or answer buttons for feedback. Links to additional activities are given.
Curated OER
Problem Solving Application: Using a Bar Graph
In this bar graph activity, students use a set of 2 bar graphs to answer 6 related questions. Answers are included on page 2. A reference web site is given for additional activities.
Curated OER
Equilibrium Problems
In this equilibrium worksheet, students determine what effect a catalyst has on the rate of a reaction and the activation energy. Students explore how the equilibrium shifts when different stresses are added to a compound. This worksheet...
Curated OER
Addition and Subtraction Word Problems
In this addition and subtraction word problems learning exercise, students solve 22 word problems that require them to subtract using 2, 3, and 4-digit numbers.
Curated OER
Solve Me - Multi-Step Equations
Students explore multi-step equations. In this pre-algebra/algebra I lesson, students use the TI-nspire computer algebra system to check the steps they used to solve multi-step equations and equations with variables on both sides.
Curated OER
Determining Center of Gravity
Students complete calculations involving the structure and properties of matter. They engage in a variety of problem solving activities to help them determine the center of gravity.
Curated OER
Solving Equations Using Two Operations
Need more detail in showing your class how to solve two-step equations and proportions? This lesson plan outlines the steps young mathematicians need to solve simple equations and check their results.
Curated OER
Classroom Supplies
Challenge young mathematicians to buy classroom supplies by staying within the means of a $1,000 budget. The mathematical activity provides learners with the opportunity to decide what items from the supply list would benefit a class of...
Curated OER
Trembling, Spewing Earth: Impacts on Human Activity
Seventh graders study to identify patterns in earthquake activity and impacts on human behavior. They also develop plans to cope with such natural disasters.
Curated OER
Missing Hundred Square
Kids are presented with the problem of finding the missing numbers to each of nine 100s squares. They'll need to subtract and add to make each puzzle equal 100. Great challenge or daily warm-up activity.
Curated OER
Guesstimate that Side!
Each slide displays a block and the forces acting on it. Physics pupils consider the angles and figure the one marked in red without using a calculator. This would be a great way to activate learners' brains and practice mental math. Use...
Curated OER
Mystery State # 24
Prepare those brains for a rousing day of learning with a fun geography activity. Your pupils use five different clues to determine the name of mystery state number 24. Where do all those potatoes come from? Idaho!
Curated OER
Personal/Social Development
Middle schoolers use real life situations to use their problem-solving skills. They, in groups, explore why rules are a part of life.
Curated OER
Two Squares are Equal
This problem is sure to get your young mathematicians thinking. The idea sounds simple: one equation, solve it as many ways as you can. This is meant to get at a deeper understanding of solving quadratic equations, including some more...
Curated OER
Scaling it Down: Caves Have Maps, Too
Measurement and map skills are the focus of this lesson, where students crawl through a "cave" made out of boxes, desks and chairs, observing the dimensions. Your young geographers measure various aspects of the cave and practice...
iCivics
Step Eight: Positions, Please!
Everyone sees the results of public policy, but not everyone understands the strategy that goes into creating an effective one. Now that your class understands the brainstorming process from earlier in the series, they continue on to the...
Ohio Literacy Resource Center
Converting Units of Measure
Follow six steps to implement this series of metric worksheets. Here, mathematicians exhibit their knowledge of problem solving, while converting units of measurement and label their answers with the applicable unit name.
Curated OER
Walk-A-Thon
Students graph linear http://www.lessonplanet.com/review?id=180542equations. For this problem solving lesson, students calculate slope and plot ordered pairs on a coordinate grid. Using a real-life example of a walk-a-thon, students...
Curated OER
Candy Machine
Using the concept of a candy vending machine, young mathematicians explore the sugar ratios found in different types of candy. Using the provided information, class members calculate and compare different ratios in...