Curated OER
Little Magic Squares
Students and teacher talk about arrays of numbers like the ones in A Square of Circles. They check to see that the rows all have the same sum; that the columns all have the same sum; and that the diagonals have the same sum.
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Beary Good Problem Solvers
First graders role-play addition and subtraction operations with teddy bears. They practice with the bears first, then write and solve the problems.
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Multiple Ways to Add and Subtract
Third graders recall multiplication facts to tens. They recall factors of numbers generated by multiplication facts to ten. Students become familiar with the use of brackets in notation. They multiply two digit numbers by a single...
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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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Darts Game
Third graders attempt to determine what the scores of the game in the problem could be. They work with basic multiplication facts to justify the solutions to a dart game and share all of the possible scores.
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Fractional Blocks
Young scholars explore the concept that fractions can also be considered a ratio. They discover that the fraction bar can be read as "out of." Students practice basic multiplication facts and use patterns to find fractions of shapes.
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Pigs and Ducks
Second graders use multiplication to solve problems. They use the multiplication facts for 2 and 4. Students combine operations to solve the problem and they devise and apply problem solving strategies.
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Number in Geometry
Students use a number line to assist with their additions. They use a calculator to check for factors. Students are taught factors and multiples. They use array model of multiplication to define meaning. Students develop a wide range of...
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Growing Up
Students 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 sample...
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Adding Ten Tiles I
Students practice this problem that needs a certain amount of experimentation (trial and error) to get any answer at all. In the process they practice their basic number facts. However, to get the complete set of answers Students need to...
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Practicing Arithmetic
Students practice single operation arithmetic ranging from single digit addition to long division of decimals or real numbers using Graphit. They use data sets and rules to graph ordered pairs.
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Something's Hiding!
Second graders practice finding out how many tens and ones blocks are hidden from a given total. They mentally perform calculations involving addition and subtraction to explain the meaning of the digits in two to three digit whole numbers.
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Everything Weather
Fourth graders use print and electronic media to find the following essential elements of these storms: characteristics, effects, safety and preparation, and interesting facts. A graphic organizer is used to gather and record this key...
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Let's Play Scrabble!
What do Alfred Mosher Butts, James Brunot, and Jack Straus have in common? They were all instrumental in the development of Scrabble. Class members will discover these facts and many more as they conduct a WebQuest to gather, organize,...
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Place Value Practice (Tenths)
Young scholars practice strategies solving problems with basic facts, framework, domain and early additive part-whole. They recall the compatible numbers to ten, solve problems with small numbers using a part-whole strategy and recall...
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Informational Writing
Fifth graders study Paul Revere. In this writing instructional activity, 5th graders discuss the elements of writing that help a reader be engage. They read about Paul Revere's life, taking notes about what made his life seem heroic, and...
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Melt in Your Mouth Subtraction
Students engage in a lesson which involves role-play and the use of manipulatives to solve subtraction problems. After a lecture/demo, students utilize a worksheet imbedded in this plan to gain subtraction practice. They get to eat the...
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Misplaced Blame
Young scholars, after researching a variety of resources, paraphrase examples of how it feels to be wrongly blamed or accused of an incident today, yesterday and in the future. They list the consequences of such actions. In addition,...
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Lollies!
Students are shown 4 lollipops and asked to tell you all the ways they could share them between 2 students; understanding the difference between sharing and sharing evenly. They read the math problem and share solutions.
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"Environmental Activism and its Components"
Young scholars explore how an individual has power and voice in all levels of the government as well as in the making of laws that involve environmental issues and regulations. They assess the steps involved in turning a bill into law....
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What is Coal?
Students receive instruction to answer the question "What is coal?". They then participate in several puzzles and problems to explore the subject of coal. They solve addition and subtraction problems and match letters with the letter...
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Paint Plus
Using the computer and the Paint program, Students explore the different tools available in the paint program, and then create a picture showing two sets of pictures and an equation.
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Triangle Sums
Fourth graders determine a way to place numbers in the nine circles that are arranged in a triangular pattern so that each side has an equal sum. They use each number once and practice adding single digit numbers.
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Fraction Animals
Second, third, and fourth graders explore fraction strategies and division by splitting sets of farm animals into equal numbers. Independently, they read word problems, solve them, and check their answers.