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Comparing Data
Eighth graders create a survey, gather data and describe the data using measures of central tendency (mean, median and mode) and spread (range, quartiles, and interquartile range). Students use these measures to interpret, compare and...
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Archeologist Frieze Patterns
Learners construct frieze patterns using translations and rotations. They will discuss how frieze patterns are similar to jigsaw puzzles and use Cabri Jr. to build a triangle frieze pattern using rotations, translations, and reflections.
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Sight
Students discover how the sense of sight helps us recognize each other and explore color, motion and distance.
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Functions and the Vertical Line Test
Young scholars examine functions and function notation. They use computer activities to discover how to graph functions, and conduct a vertical line test. Students describe spatial relationships using coordinate geometry.
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The Periodic Table
Eighth graders read and interpret the Periodic Table. They also make decisions on how to group and arrange different kinds of matter and draw the structure of atoms of pure elements. Finally, 8th graders contrast and compare basic...
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Building Shapes From Numbers
Students experience how to illustrate some of the many connections between number and geometry. Through this 2-3 day focus on square numbers and triangular numbers, students make connections among mathematical topics.
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They're Everywhere! They're Everywhere!
Students gain an appreciation of the polygons and polyhedrons around them that make their world one of order and strength. They build polygons and polyhedrons, and then construct airplanes out of polygons.
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Graphing and the Coordinate Plane
Students examine the four quadrants of Cartesian coordinate plane. They play maze games and coordinate games to discover how to read and plot points on the plane. Students plot points on the coordinate plane and examine the ratio of...
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Hollywood's Top Ten
Students gather data on top 10 highest grossing movies, and make a bar graph and a pictogram.
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Introduction to Fractals: Geometric Fractals
Learners study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Learners complete worksheets based on Geometric Fractals.
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Probability and Geometry
Students explore the ways Geometry can help solve probability problems. Students describe platonic solids and practice calculating probability using an online resource. They construct dice with various numbers of sides to demonstrate...
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Introduction to Functions
Students explore functions, function rules, and data tables. They explore terms of linear functions. Students use computers to analyze the functions. Students write short sentences to explain data tables and simple algebraic expressions.
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Using Data Analysis to Review Linear Functions
Using either data provided or data that has been collected, young mathematicians graph linear functions to best fit their scatterplot. They also analyze their data and make predicitons based on the data. This lesson is intended as a...
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A Package of Pringle
Here is a problem-solving lesson that has learners take the role of a packaging expert to design an inexpensive means of packaging a potato chip. It could benefit from having more specific detail about the lesson itself, but it does make...
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DOWNHILL DISCOVERIES
Young scholars studykinetic energy, friction, drag and acceleration by relating it to the Winter Olympics. In this physical properties lesson students create tracks and determine how the course conditions affect bobsled, luge...
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Surface Area to Volume Ratio
Students examine the surface area to volume ratio and how they relate. In this surface area lesson students complete several activities.
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Permafrost
Students use a thermometer to analyze soil temperature data to determine which soil sample is normal, and which one is permafrost. For this permafrost lesson plan, students participate in a hands on activity where they identify the...
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Density - To Float or Not to Float? That is the Question!
Students investigate how to find the density of fluids and solids using math. Students also learn how to find the density of regular and irregular shaped objects.
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Name That Volcano
Students research volcanoes. In this volcanoes lesson, students visit websites with worksheets about the terms for volcanoes and volcanic eruptions in the world. Students complete the work online and play a game for volcano names.
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From Sunlight to Electric Current
Students explore concept of current in electrical circuits. They examine how energy from the sun can be used to power everyday items, including vehicles.
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Crystals: What Are They and What Holds Them Together
Students are introduced to the characteristics of crystals and what keeps them together. Using the Periodic Table, they examine the various elements and develop a model of an atom. In groups, they place sugar and salt in petri dishes...
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What Trickles Down?
Students explore different levels of permeability and compare the permeabilities of several different materials. They are introduced to the basic concepts of building design, landscape architecture, and environmental pollutant transport....
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Why is My Honey Runny?
Students identify the factors that affect viscosity of substances. For this chemistry lesson, students define what viscosity is in their own words. They give real world applications of viscosity.
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Is that Tree Safe?
Students examine the parts of the tree and examine the health of trees in the vicinity. In this tree safety lesson students work in groups to complete a stated goal.