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Clock Arithmetic and Cryptography

For Teachers 8th - 10th
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
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Figuring Elapsed Time

For Teachers 6th - 7th
Students discover the concept of elapsed time. In this calculating time lesson, students utilize the Internet to complete record sheets based on the concept of elapsed time. Finally, the students answer questions on their own.
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Misleading Graphs

For Teachers 3rd - 5th
Students explore number relationships by participating in a data collection activity. In this statistics lesson plan, students participate in a role-play activitiy in which they own a scrap material storefront that must replenish...
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Torque Me Off

For Teachers 7th - 8th
Learners investigate the lever and the mathematics associated with levers. They determine the conditions necessary to balance a system of forces around a fulcrum.
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Car Maze competition

For Teachers 1st - 5th
Students use graphs to calibrate an RCX car. They must then program the car to traverse a maze using their calibrations
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Fractions

For Teachers 4th
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...
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Grade 2: Spinning Sums

For Teachers 2nd
Second graders collect data by spinning two spinners and creating sums, organize the data, and make conclusions from the data. Each students makes a spinner. They spin and record the number of the section each time. Students work in...
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Tulip Graphing

For Teachers 2nd - 4th
Students create a graph of tulip growth. In this data analysis lesson, students plant tulip bulbs and use graph paper to begin graphing data on the growth of the tulip.
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Assessing Normalcy

For Teachers 9th - 11th
Pupils define normal distribution as it relates to the bell curve. In this statistics activity, students use the central tendencies of mean, median and mode to solve problems. They plot their data and draw conclusion from the graphs.
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An Introduction to Counting

For Teachers 8th - 10th
Students define the counting principle and how it relates to integers. In this algebra activity, students add and subtract using the addition and multiplication principles. They solve problems using combination and permutations.
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Who Does the Lottery Benefit?

For Teachers 8th - 10th
Students investigate the pros and cons of the lottery. In this algebra lesson, students use the formulas for permutation and combination to test their arguments about the lottery. They collect data about their argument and plot it on a...
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Time To Measure

For Teachers 3rd
Third graders measure time and length. Through the use of video and technology, they explore key elements of measurement, such as units and conversion between units. They explore alternate units of measurement and apply measurement to...
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Pair 'Em Up!

For Teachers 3rd
Third graders verify the validity of Punnett squares. They simulate a real-world situation by drawing chromosomes from a paper bag and track the data.
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Dice Games - How to WIN!

For Teachers 6th - 8th
Students play game to practice numerical skills.
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The Stock Market-Tracking and Picking Stocks

For Teachers 7th - 8th
Learners interpret the stock market. They pick preferable stocks based on price to earnings ratios listed in the quotes. They practice using fractions and decimals to calculate the cost of selling and buying various stocks using...
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RISKY BUSINESS--OR NOT!

For Teachers 7th - 12th
Students learn about the importance and risk that stocks carry within a business. In this financial management lesson, students use role play and case scenario situations to decide what stocks are best for given companies. Based on the...
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Estimation

For Teachers 4th - 6th
Students explore the concept of estimation. In this estimation lesson, students discuss making estimates through teacher led discussion. Students use the Internet to complete an activity where they must estimate the length of lines.
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Fraction Facts

For Teachers 6th - 8th
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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Introduction to Fractals: Geometric Fractals

For Teachers 9th - 12th
Students explore the concept of fractals. In 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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Recognizing Patterns

For Teachers 6th - 8th
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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Lines of Best Fit

For Teachers 9th - 12th
Learners explore the concept of line of best fit. In this line of best fit lesson, students find lines of best fit in examples about riding your bike home from school and dentistry. Learners find two data points and find the line of best...
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Gender Issues through Chi-square Experiments

For Teachers 9th - 11th
Students investigate teachers and gender preference. In this statistic instructional activity, students collect data of teachers calling on students to see if they are calling on one gender more than the other. Students examine the data...
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Lesson 56

For Teachers 6th
Sixth graders practice Least Common Multiple in fractions. For this fraction lesson, 6th graders look at two different fractions and find a common denominator. They sing a song to memorize mean, median, and mode. 
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Combination and Permutations

For Teachers 9th - 10th
Students decide when to use computation and permutation to solve problems. In this algebra lesson, students apply the correct method to solve complex set of events. They differentiate between dependent and independent events.

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