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A Prime Investigation wtih 7, 11, and 13
Ninth graders investigate divisibility rules. In this middle school mathematics/Algebra I activity, 9th graders explore the divisibility rules of 7, 11, and 13. Students examine certain six-digit numbers that are divisible by...
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The Mystery of the Missing Hummingbirds
Students record scientific observations in a science journal. In this season lesson plan, students make observations about each of the seasons and record in their journals. Students record organisms response to seasonal...
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The Space Cadet's Laboratory: Using Electromagnetic Energy to Study Astronomy
Students build their own spectrophotometer to study light. In this physics lesson, students explain the dual nature of light. They calculate the angle of incidence and refraction using Snell's law equation.
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Industrial Revolution in America: Exploring the Effects of the Heat Engine on the Growth of Cities
Learners research the development of the steam engines. In this US history lesson, students analyze the impact of this invention to civilization. They discuss the events leading to the growth and development of different cities.
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Can an Astronaut on Mars Distinguish Earth from its Moon?
Students explore the possibility of being on Mars and being able to identify the Earth. For this space lesson students complete a set of calculations to see if this is possible.
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Evaluating Expressions Using Tiles
Sixth graders are shown a variety of algebraic equations. In groups, they use tiles to represent each expression in the equations. To end the lesson, they solve story problems with one and two unknown variables. Individuals share their...
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Recognizing Patterns
Middle schoolers explore the concept of patterns. In this patterns lesson, students use applets to manipulate tessellations. Middle schoolers predict the next number in a sequence by recognizing patterns.
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Modular Arithmetic
Students investigate modular arithmetic and how to use it to solve real world problems. In this modular arithmetic lesson, students use computers to work on modular arithmetic after a teacher guided lesson. They complete guided practice...
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Simplify Expression Using the Order of Operations
Allow learners to explore both the right and wrong way of completing equations with the order of operations. They discuss how the order in which operations are performed affects the outcome of a problem. A fun "trick" using order of...
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The Mandelbrot Set
Learners explore the concept of Mandelbrot sets and Julia sets. In this Mandelbrot and Julia set lesson, students use a function integrator applet to investigate two-variable function iterations. Learners use Julia set and Mandelbrot set...
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Statistics and Shopping
Learners explore the concept of using consumer data and statistics to aid in the consumer decision making process. In this consumer data and statistics lesson, students research consumer data and statistics. Learners analyze the data...
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Lucky 7s
This helpful lesson explores the probability in tossing a coin and throwing dice. Specifically, it looks at the probability of getting numbers that are significant to the game of craps, assuming that once the math is understood, most...
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Fraction Facts
Students explore the concept of fractions. In this fractions lesson, students perform basic operations such as addition and subtraction with fractions. Students play a game on the computer called 'Fraction Four' that gives students...
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Speaking Parametrically
Students solve equations by taking the derivative. For this calculus lesson, students solve parametric equations implicitly. They use the TI-calculator to graph their equations.
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Mathematical Modeling, Circular Movement and Transmission Ratios
Young scholars perform an experiment with different sizes of followers (from an easy to follow set of teacher directions) and record their observations. They test the rotations of the driver compared to the rotations of a follower and...
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Introduction to Fractals: Geometric Fractals
Students explore the concept of fractals. For this fractals lesson, students discuss Sierpinski's Triangle using an applet. Students discuss the patterns involved with fractals. Students discuss the area of Sierpinski's triangle as the...
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Fractals and the Chaos Game
Students explore the concept of fractals. In this fractals lesson, students play the "Chaos Game" via an applet. Students place dots on the screen to recognize that they have created Sierpinski's Triangle.
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Exponential Growth
Students study exponential functions. In this exponential growth lesson plan, students conduct a simulation in which a population grows at random but predictable rate. Students compare and contrast linear and exponential functions....
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Arithmetic Chains
Young scholars complete a chain of numbers given the outcome. In this geometry lesson plan, student use deductive and inductive reasoning to solve problems. They create a formula and ways to predict numbers in the chain without starting...
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Means of Growth
Learners collect and graph data. In this statistics lesson, students analyze their plotted data using a scatter plot. They identify lines as having positive, negative or no correlation.
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Finding Remainders in Pascal's Triangle
Students use clock arithmetic to find remainders. In this patterns in math lesson, students explore the relationship between clock arithmetic and remainders using a computer applet. Students also identify patterns in Pascal's triangle...
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How High Are the Clouds?
Students analyze height and collect data to create a graph. In this statistics instructional activity, students use central tendencies to analyze their data and make predictions. They apply concept of statistics to other areas of...
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Discovering Growth Patterns
Students explain the differences between linear (arithmetic) and exponential (geometric) growth. They use worksheets imbedded in this lesson plan to help them make predicitions and graph data points.
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What's My Rule? Simple Linear Functions
Young scholars investigate simple linear functions by trying to guess a function rule from inputs and outputs. They write the function rule in algebraic form.