Curated OER
A Square of Circles
Second graders practice calculations and working with even and odd numbers. They perform mental calculations involving addition. Students devise and use problem solving strategies to solve problems.
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Decimal Fractions
Students use rounding and compensating with whole numbers and explain how to use the empty number line to show additions and subtractions. They round and compensate in relation to decimal subtraction
Background
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Gremlins
First graders investigate the missing numbers on an equation chart in order to practice their addition and subtraction skills. They work with sums up to twenty and use up to twenty objects to work with subtraction equations. They listen...
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Easy Estimation
Students use estimation as a math strategy. Students estimate the number of small snacks that are presented to them. Students count the snack items after they have estimated how many there are, before the class snack on a daily basis.
Pennsylvania Department of Education
Links Away: Looking Back and Moving Forward
Pupils explore fact families. For this math lesson, students use links to model a fact family. Pupils solve addition and subtraction problems.
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Growing Up
Young scholars solve a given problem and explain their thinking using two number sentences to match their answer. One number sentence must use addition, one must use multiplication, and students must explain their answers. Includes...
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Regrouping With Remediation
Fourth graders complete multiplication, addition, and subtraction problems that all contain regrouping. In this regrouping lesson plan, 4th graders complete worksheets not provided.
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Measurement
Young scholars use arithmetic in a practical situation using time and distance.
As the calculations involved in this problem involve single digit addition and multiplication it offers a good opportunity to encourage the students's use...
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Hooked On Problem Solving
Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...
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Reading to Calculate
Students explore uses of the calculator. They explore using reading strategies to solve problems. Students recognize when calculators are useful. They construct real life situations for calculator use.
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Subtraction Numbers to 9
For this math worksheet, students find the answers to the 30 subtraction problems. The solutions can be checked by using addition.
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Replanting the Rainforest
Students practice problem solving techniques. They interpret data gathered by student researchers in Australia about the effectiveness of various strategies for controlling weed growth in a newly replanted rainforest.
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This is to That
Students look at ratio, what it means for numbers or objects to be in a given ratio, and how ratios and fractions are related. They write and solve story problems which involve whole numbers, using addition, subtraction, multiplication,...
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Words, Words, Words
Second graders choose estimation strategies in real-world problem situations and explain the choice. They work in groups of five using three different estimation methods to find out how many words are on a page of text.
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Conversions That Make Cents
Eighth graders practice calculating problems using addition, subtraction, multiplication and division. They estimate solutions to algebraic problems. They also graph their solutions.
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Visiting Grandma
First graders investigate the aspect of time, including days of the week using a calendar. They use problem solving strategies and a monthly calendar to find a solution to the problem.
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Multiples of a
Sixth graders use problem solving strategies to evaluate linear expressions by substituting values. They substitute values for the letters in their names before applying the concept to other words. They complete worksheets in which they...
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Coin Collections
Young scholars explore why coin collectors would find American Eagle coins important additions to their collections. They generate a list of items that they collect or save. They identify reasons that people collect different items.
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Big Steps
Second graders practice developing strategies for mental calculation when counting in 10s and 100s. They mentally perform calculations involving addition and subtraction to be able to state the difference between numbers by counting in...
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Meet the Arctic Benthos
Students recognize and identify major groups found in the Arctic benthos. They describe common feeding strategies used by benthic animals in the Arctic Ocean. They discuss relationships between
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Math: A Geometric Neighborhood
Learners, as a final project, draw a picture of their ideal neighborhood on a sunny day. In addition to the sun, their drawings include homes, trees, streets, and selected objects. Each object in their drawing has a written description...
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BASEBALL HOME RUN
Young scholars determine whether a hit baseball is a home run or not by utilizing parametric equations to describe the path of the ball. They assess the importance of angles and velocity needed to hit a home run. In addition, in their...
Curated OER
Get Ready to Race!
Student increase their reading fluency through the use of various strategies. After reviewing decoding and rereading, students complete an initial read of a novel text. Working with a partner, they read complete a timed assessment of...
Curated OER
Get Ready to Rumble with Reading
Students increase their reading fluency through the use of various strategies. After reviewing decoding, reading with expression, and rereading, students complete an initial read of a novel text. Working with the instructor, they read...
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