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Matrices In Encryption And Decryption Of Codes
Students relate Cryptography to the solving of simultaneous linear equations in matrix notation. They explore various methods of encrypting and decrypting codes. Pupils discuss and solve simultaneous linear equations.
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Measurement: Finding Areas of Rectangles
Students construct the formula for the area of a rectangle.
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Is There Enough String?
Students illustrate the order of operations and evaluate expressions using the order of operations. They create and correctly at least 3 out of 4 expressions using the order of operations.
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From Future Flight to Past Flight
Learners complete a set of CD-ROM's to introduce them to the flight program at NASA. In groups, they research a topic related to flight and put their information on a CD-ROM. To end the lesson, they share their material with other...
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Addition and Subtraction in Center Time
First graders use bean bags, dominos, number trains, counters, paper clips, flashcards, beads and more in a variety of centers to practice basic addition and subtraction facts.
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Conic Sections
Students, while using a graphing calculator, graph systems of conic sections as well as identify their solutions. They complete various word problems dealing with conic sections with their calculators. In addition, students sketch graphs...
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Science and the Envrionment
Young scholars utilize a digital camera to record interesting objects in their environment. In this ecology lesson, students participate in a mini-field trip around their campus as they take 2-3 pictures of the school environment....
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Altimetry
Fifth graders accurately measure the distance to eight points on an uneven surface by conducting a simulation of sattelite altimetry. They create a two-dimensional model of the simulated ocean surface by graphing data from the Radar Run...
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Graphing Linear Functions
Students practice solving systems of linear equations using the substitution and elimination methods. They determine if the system has one, infinite or no solution. Students also graph the linear equations.
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Estimating Solutions to Word Problems
Fourth graders explore number sense by completing word problems in class. In this estimation instructional activity, 4th graders define terms such as sum, difference, estimate and best. Students complete estimating worksheets based on...
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Metric Conversions
Students translate a mathematical idea from one form to another. They compare and convert a given measurement to another unit within the same measurement system.
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Metric Conversions
Students practice the fundamentals of converting metric measurements. They translate a mathematical idea from one form to another and compare and convert a given measurement to another unit within the same measurement system. Students...
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Skittles Lab
Learners use Skittles as manipulatives to practice computing decimals from fractions, computing decimals into percentages, and creating bar graphs from gathered data.
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"Let's Count Money"
Students participate in an interactive Internet activity that allows them to practice counting money. Students can work independently or cooperatively as they "drag and drop" coins using a mouse.
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The Soup Roll
Fifth graders roll different sized cans down an inclined ramp in order to determine if the contents of a can affect the speed at which is rolls. In this physics lesson, 5th graders work in small groups to send each can down the ramp...
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Speaking Parametrically
Learners solve equations by taking the derivative. In this calculus lesson, students solve parametric equations implicitly. They use the TI-calculator to graph their equations.
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Cool to Rule: A Game of Prediction and Measurement
Young scholars demonstrate measurement and estimation skills. In small groups, they are given a measurement, predict what object in the classroom is equal to that specific measurement, and record their data in a table that includes the...
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Free Standing Structure
Students demonstrate basic construction skills by building a free standing structure, using predetermined materials. They compute cost of structure by using multiplication skills or calculator.
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Metrics
Young scholars discover the need for a universal measurement system. They practice using basic metric units in measuring distance and weight.
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"how To Think Like an Archaeologist" Suggested Pre-visit Activity for Historic Jamestowne
Students study grocery receipts to simulate the archaeological activity of classifying items. They discuss the receipts as if they were find lists.
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M&M Graphing and Probability
Students create a variety of graphs. They count, sort, and classify M&M's by color and record data on a chart. They use data from the chart to create pictographs, bar graphs and circle graphs. They analyze data and determine...
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Fractions
Fourth graders define and identify fractions. They draw a fraction with the correct number of equal parts, shade a specified number of parts, and write a fraction based on information from a variety of story problems. Students observe...
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Telling Time By the Hour
First graders explore how to tell time by the hour. They draw the minute and hour hands on a clock to match the time shown by the teacher on the overhead clock. Students write the time shown on a worksheet. They read "The Grouchy Ladybug."
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Fractions
Fourth graders explore fractions. They use Skittles and M&M's to practice adding and subtracting fractions. Students review the numerator and the denominator of fractions. They count the number of each color of Skittles and M&M's...