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Cartesian Coordinate System
Learners research the Cartesian Coordinate System and its many uses in the world of mathematics and algebra.
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Measuring The Earth
Learners use their geometry and trigonometry skills to determine the distance between their school and another school.
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Coordinates
Young scholars use cartesian coordinates (x,y,z) in 3-dimensional space. [Optional: appreciate there exist two ways of defining the z axis, and which of them is used.] They become familiar with the tools and terms used by surveyors.
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Flying with Fractions
Middle schoolers test their knowledge of the Wright Brothers and their aircraft, and compute ratio of two numbers to determine the ratio between wing span and length of aircraft.
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Comparing Notes: a Mathematical Exploration of the Piano
Students examine the history of equal temperament, the modern standard of tuning a piano. Proportion calculations of octaves and perfect fifths are utilized to calculate the frequency of each note in a major scale.
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ExplorA-Pond:3rd Grade Probability
Third graders cut a map of a pond into grid squares. They count the total number of squares and calculate the probability of drawing a pond piece vs. a shoreline piece. They draw 10 pieces and compare the results with the original...
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Mobius Band
Tenth graders discuss sides of a shape and how to collect data correctly. In this geometry lesson, 10th graders examine shapes and count the surfaces on the shape. They read the history of Mobius Band and relate it to surface area.
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Math: Are They the Same - or Knot?
Pupils discover the equivalence between knots and math through a manipulative exploration. In pairs, they select three sets of identical knots and change their forms without breaking the knots apart. Students pass them along to the next...
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Estimation and Pattern Discovery
Students 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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Ws and Worms
Students explore problem solving strategies. Given real life problems, students examine the sum of consecutive strings of whole numbers. Students use diagrams and sequencing to solve problems. Students justify their mathematical...
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V-Numbers
Students explore problem solving strategies. Gin a novel situation, students develop a mathematical theory. Through models and mathematics, students justify their solution. Students definea V-sets and discuss conjectures about each set.
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Poppy Meets Pythagoras
Eighth graders find connections between numbers in a table; use Pythagoras' theorem in a general algebraic form; and measure accurately from a scale drawing to find a method that might enable the helicopter to land inside a rectangular...
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Totally Tessellations!
Eighth graders investigate the concept of tessellations and transformations. They create patterns to demonstrate and practice the skill. Students write a description of the pattern for others to interpret. The pattern is assessed...
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Scale Basketball
Students discuss scale diagrams and maps as well as the use of spreadsheets to find the best scale to use in a model before practicing scale and ratio problems on their own.
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Bar Graphs
Third graders examine the main parts of a bar graph and how to round up to the nearest tenth. They make an example of a bar graph and answer questions based on the graph using a list of state capitals and their average temperatures....
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Review For Test On Chapter 5
High schoolers engage in a study of various concepts in relation to preparing for a calculus exam. They sketch and discuss and sketch a variety of functions. The lesson plan includes an outline of review that should be used by the...
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A Snap at Geometry
Students study geometric images and polyhedrons. In this geometry lesson, students complete several activities to learn about geometric shapes and classify polyhedrons from polygons. Students watch a video, complete a web-directed...
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Boolean Algebra
Learners play a series of games involving Boolean logic. In this Boolean Algebra activity, students participate in games such as "George Boole Says" to explore Boolean logic. The format of the activity is difficult to read.
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Completing the Square Lesson Plan
Students investigate the origin of the quadratic function. In this algebra lesson, students analyze solving an equation by completing the square. They compare the early methods as compared to our method for solving quadratics.
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