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How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
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Cherries Are Positive, Lemons Are Negative- Part 2
Third graders, in groups, subtract integers by following Cherries are Positive, Lemons are Negative. They discover the rules for subtracting integers by using cherry heads and lemon heads.
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Million Dollar Gift
Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on instructional activity very effectively demonstrates the...
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1 VS the Mob
Students prepare to become the first to cover four adjacent products, horizontally, vertically or diagonally by selecting factors that make the needed products. They play this game to acquire a healthy appetite for competition between...
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Fact Families to 18
In this fact families to eighteen worksheet, students problem solve six word problems associated with fact families to eighteen.
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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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Little Magic Squares
Young scholars 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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Compatible numbers to 20
Students practice theories dealing with equals sign used as a balance, inequality symbols and practice utilizing a box or some other geometric shape to represent an unknown number. They assess numeracy problems embedded in language-rick...
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Block Breakers
Students throw bean bags at stacks of blocks. They record the results and write the corresponding mathematical equations.
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Disappearing Magic Factors
Students identify, through the number of rows and columns, the factors related to the product. In turn, they also discover how to find the missing factor, which is part of the fact family for that product.
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Graphosaurus
Students complete bar graphing activities with a dinosaur theme. Students discuss their favorite dinosaurs, collect data about the discussion, and make a floor graph of the information. Students complete a dinosaur graph worksheet.
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A Penny for Your Thoughts
Students collect pennies to donate to Kiwanis International for their international effort to buy salt for children's bone development. They calculate the amount of money donated, calculate how many children will receive salt, and write...
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Points
Students listen to Gill's story and determine how many number points she has. They then find the number of points their own name has and get into groups where all the name points are the same.
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The Fathers' Day Card
Learners subtract using decimals and find half of a decimal number. They write and solve problems which involve decimals and which require a choice of one or more of the four arithmetic operations.
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Shopping for Toys
Pupils pretend as if they have just won a $100 gift certificate to buy some toys and must try to spend as much of it as they can without going over.
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Fraction King Lesson Plan
Students combine imagination, block manipulation, and computer applets to investigate fractions.
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Desert Animals
Learners are asked if they think a roadrunner is a bird that is a fast runner or a slow runner? They are given a copy of Roadrunner Display Sheet. Students are asked how does a roadrunner protect iteself? They are given the following...
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Making a Multiplication Lesson Matter
Teaching students about multiplication can be made a little easier with lessons that will peak their interest.
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Uncle Bubba Is Dead!
Young scholars spend imaginary inheritance of $100,000 on a home and furnishings.
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Story Problem Writing
Students write story problems which can only be solved with the application of multiplication facts. They write an extra fact that isn't needed to solve. When their partners do the problems, they must cross out the fact that they do need.