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The 3 R's of Common Denominators
Third graders are shown an alternative method of determining the lowest common denominator of two or more unequal denominators. They complete a worksheet.
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Going Whole Hog
Students participate in a game in which they compare fractions and graph the fractions.
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Body Proportion
Fourth graders measure the height and arm span of various classmates. They use a spreadsheet to design a graph that shows the class measurements from tallest to shortest in metric and standard systems.
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The Home Stretch
Students read the novel Stone Fox by John Reynold Gardiner. Using Lego RCX units, students build and program sleds to re-enact the "home stretch" of the National Dog Sled Race.
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Slosh, Dribble, and Plop
Students recognize the need for a standard unit of volume. They estimate and measure to the nearest liter. Also they relate the liter to the familiar everyday containers.
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Fraction Facts
Students explore the concept of fractions. In this fractions instructional activity, students perform basic operations such as addition and subtraction with fractions. Students play a game on the computer called 'Fraction Four' that...
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Adding and Subtracting Fractions
Third graders practice adding and subtracting fractions. In this addition lesson, 3rd graders use paper fraction kits made from colored construction paper and complete several fraction problems on the chalkboard.
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Number Theory and Fractions Vocabulary Crossword
In this math crossword, students use a set of clues and 15 words about number theory and fractions to complete a crossword puzzle. A reference web site is given for additional activities.
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Number Theory and Fractions Vocabulary
In this fractions vocabulary worksheet, students match a set of 15 number theory and fraction vocabulary words with their definitions. Answers are included on page 2.
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Fractions in Shapes
First graders explore fractions with manipulatives. In this fraction lesson, 1st graders use paper foods such as sandwiches and pizza in order to find halves, thirds, fourths, eighths, and more. This lesson is divided up into 3 tiers...
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Understanding Rational Numbers and Proportions
Students explore parts of a whole. In this fraction lesson, students determine what makes a fair share. Working with manipulatives, students solve mathematical problems containing fractions.
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Finding Addition Patterns
Pupils practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
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Who's In The Fact Family?
Learners study related addition and subtraction facts. In this math lesson, students use related addition and subtraction to solve problems. Learners use manipulatives to explore fact families.
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Finding Sums to 6
Students explore the additive identity property where they add multiple numbers to get to the number 6. In this number 6 lesson plan, students also work on their addition charts.
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Playing With Probability
Students rotate through work stations where they compute problems of theoretical and experimental probability. In this probability lesson plan, students use simulations of a lottery system.
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Piece of the Sky: Introduction for Making S'COOL Observations
Students observe and discuss cloud cover. They identify percent of cloud cover, calculate cloud cover by fraction and convert to a percent, and compare their models with the current real sky cloud cover.
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Where Should You Turn?
Fourth graders complete activities to study decimal numbers. In this decimal numbers lesson, 4th graders study decimal numbers to express numbers less than one and intervals. Students complete map and location activities to study the...
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Build a Snowplow
Students design and build a snowplow using LEGO materials. They compete in an Engineer's Challenge to clear a path through Styrofoam peanuts.
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Donut Dinero
Students set up a classroom currency exchange and explore the idea of bartering to get what they want. They create a monetary unit that is based on fractions and multiples of a standard unit, and compare this system to the U.S. monetary...
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Bargain Town, USA
Third graders discuss discounts and walk around classroom labeled with lots of discounted merchandise. They complete a worksheet converting original prices to new bargain prices.
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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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Mixed Expressions and Complex Fractions
Students are introduced to mixed expressions and complex fractions. They work through several problems with the instructor and then complete a worksheet.
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Number and Algebra: Again and Again
Students use a given spreadsheet to investigate an iterative process by changing the variables. They design their own spreadsheet to investigate the iterative process.
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