Curated OER
A Priceless Collection
Students read about and discuss life of Russian geneticist Nikolai Vavilov, define terms related to field of genetics, complete worksheets, conduct seed experiments, observe and record results, and locate seed banks on world map or globe.
Curated OER
A Priceless Collection
Students read and discuss the background of plants, seeds, and gene banks and grow seeds on their own. In this seeds lesson plan, students also use maps to identify seed banks and research plant farmers.
Curated OER
Subtraction Across a Zero
This PowerPoint provides a step-by-step model for subtracting 3 digit numbers with zeroes. Each slide shows the problem expressed numerically and a simple age-appropriate description of the step illustrated. Two guided practice problems...
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Addition: Two Digit Mental Addition
In this 2-digit addition worksheet, students learn how to solve 2-digit math problems in their heads instead of on paper. They then solve the 20 problems on the worksheet. The answers are on the last page.
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Double-Digit Addition with Regrouping
First graders recall place value system and double-digit addition, create and manipulate double-digit regrouping, and devise and identify ways to use regrouping.
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Where Do I Belong?
Second graders locate three-digit numbers on a number line and explain their placement in this hands-on activity based on their knowledge of numbers and place value. After the initial demo, 2nd graders stand up and get in the correct...
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Magnitude of the Richter Scale
Students examine how a Richter scale operates. They create a booklet illustrating each rating on the scale. They discover how engineers use different measurement tools.
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Counting
Second graders comprehend how to use two different kinds of graphs. They complete a worksheet with the help of the teacher and a bag of jellybeans and then another worksheet without the direction of the teacher. Students listen as the...
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Probability
In this math worksheet, students use the rules of probability in order to complete the word problems focused upon the act of turning right or left.
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Math Game Night
Students plan a family game night. In this problem solving lesson, students brainstorm games to play, watch a video to help with room arrangement and determine which room arrangement would work best. When all the preparations are done...
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Pet Overpopulation
Students examine pet overpopulation. In this animal welfare lesson, students discuss the causes and effects of pet overpopulation. Students color in an animal page and identify the responsibilities of owning a pet.
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Easier Way to Subtract
In this subtraction review worksheet, students read about the Tic Tac Toe method for subtraction and then use the method to solve some problems.
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Addition
In this addition worksheet, 2nd graders practice adding together 10 addition problems involving two 2-digit whole numbers. Students write their answers in the shapes provided.
Pennsylvania Department of Education
Round Numbers to Nearest Ten or Hundred
Third graders review telling time. For this lesson on telling time, 3rd graders discuss various items that show length of time, including clocks, calendars and sand timers. Students review and practice what they already know about...
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Counting by 10s, 5s, and 1s
Students practice counting by 10s, 5s, and 1s in order to prepare for counting and adding the values of coins.
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Reinforcement Lesson in Place Value
Learners order digits to create the highest or lowest possible number. They roll a die, and determine where to place the number according to their place value, ordering the numbers to create the highest or lowest number.
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Mathematics: One Hundred Plastic Ants
Third graders pick up plastic ants scattered on the floor. They take them back to their desks, count them, and add their totals to those of other students.
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The Multiplier (small 2-digit by 1-digit numbers)
Second graders study digits in 2- or 3-digit whole numbers. They write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division.
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It's a Fact!
Second graders investigate the concept of addition and subtraction while manipulating a variety of different resources. They focus upon the use of the games in order to keep student engagement. Then students are given the opportunity to...
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Money
Students study the value of the penny, nickel, dime, quarter and dollar. They demonstrate how different coin combinations equal the same amounts of money and write money amounts using the decimal point and dollar sign. They try to...
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Chinese Pictograms
In this Chinese writing worksheet, students identify what and how to write Chinese pictograms. They explain in what ways each pictogram represents and how the combinations of symbols create a word or idea represented. Then students...
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Counting and Calculating
In this math worksheet, students follow the basic activities that are shown in the planning guide written for the teacher. The plan is written in the form of a unit.
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Subtracting Two- and Three-Digit Numbers
In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.