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Lake Crossing II
Middle schoolers complete the following problem by using logic: Three couples, the Smiths, the Jones and the Browns wanted to go to the Brown's yacht that was moored a little way out in the lake. There was a dinghy to take them to the...
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Emissions Trading
Students produce manufactured good, barter for sales, encounter government officials, make choices about emissions, trade carbon credits and share findings in order to understand how carbon trading could affect industry from an economic...
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Tessellations: Identify Common Shapes That Tessellate
Students explore tessellations. They are shown a selection of shapes. Students identify shapes that tessellate and justify their answer. Students create their own tessellation.
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Tessellations: Use Right Angles To Explain The Tessellation of Objects
Students examine a selection of shapes and identify which shapes tessellate and why. They design and make a pattern which involves translation, reflection, or rotation. Students describe the features of 2-dimensional and 3-dimensional...
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Tessellations: Use Angles To Show That Shapes Will or WIll Not Tessellate
Middle schoolers observe a selection of shapes. They identify which shapes will tessellate and justify their answer. Students apply the symmetry and angle properties of polygons to create tessellations.
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The Take-Awar Bar 1
Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...
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The Difference Bar 2
Students use Internet software, The Difference Bar, to work out the difference between two numbers by breaking numbers into parts. Students use mental strategies to work out the difference between any 2 two-digit numbers. Students...
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Take Away Bar 2
Students use an Internet tool, The Take-Away Bar" to solve subtraction problems. They use mental strategies to subtract a two-digit number from a larger two-digit number. Students write and solve subtraction problems. They describe...
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Estimating for Accuracy
Students are introduced to the topic of estimation. Using various methods, they estimate and calculate the answers with the use of a calculator. They develop a practice to always estimate answers involving percentages and use a...
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Mixing Colours
Students explore ratios and their relationships to fractions. They explain the process of identifying ratios and describe their comparison. Students write ratios as fractions and by using colons. They convert the ratios to percents.
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Advanced counting
First graders practice counting to solve simple addition problems. They count forwards and backwards and are asked to explain how they worked out the problem presented to them and worked on paper as well as mentally in their minds.
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Sizes, Sizes, Choosing the Largest and Smallest
In this size comparison worksheet, students examine 4 rows of black and white clip art pictures. They draw an X on the largest picture and a circle around the smallest picture.
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Bubble Gum Chemistry
Students explore the concept of graphing data. In this graphing data lesson, students determine the percentage of sugar in bubble gum. Students graph type of gum vs. sugar percentage. Students create a table of their data.
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50 State Quarter Game
Learners, using their knowledge of place value and number sense, play this counting game in small groups, or as a whole class, to see who be the first person to reach 50 cents.
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Slopes, Hopes, & Speed
Students investigate the sport of skiing through Internet research in this multi-task lesson. They compare and generalize the results of five individuals by using mean, median, and mode.
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Rubber Gardens
Students recycle discarded automobile tires and create gardening sites for limited space areas.
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Jesse's Ice Cream Stand
Students discover ways to earn money through business. They explain how to calculate profit using an income statement and evaluate the best price to scoop size combination for profit. They discuss business opportunities for teens.
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The Odyssey
Students research and plan the routes and expenses associated in an "Odyssey" that they plan for themselves. They decide which countries they will visit and what they will see while they are there. They have a spending limit which they...
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When Will It Blow?
Fifth graders figure the amount of time before a boiler explode and then the time needed to evaluate an office building in this simulation. They narrate the events as a newscaster would.
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Discovering the Mathematics of Sound
Students study the basic skills of algebraic manipulations. They practice the application of basic mathematics in science and determine the nature of good acoustics. They develop proposals for providing good acoustics and identify...
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Math: Seifert Surface
Young scholars use wire to make knots and submerse them in pans of detergent to observe how the soap film clings to the wire. They discover this film is called the Seifert Surface. After drawing pictures of the surface, they discuss...
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TE Activity: The Boxes Go Mobile
Pupils create a mobile of boxes and cubes that they made in a previous lesson that can be accessed from this page. They design the mobile using method that an engineer would use to balance the items based on surface areas and volumes.
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Estimation and Pattern Discovery
Pupils collect sunflower heads from their community garden. They estimate its seed count using different strategies. They graph their estimations on a graph and use calculators to find the actual total.
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Mini Economy
Fifth graders listen as the teacher explains the Mini Economy to be activated in the classroom in the next few weeks. They examine how they to apply for jobs, make money, determine how to save it, and how monetary mishaps occur...
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