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LD50 of NaCl to Gammarus spp.
Students learn the meaning of LD50 through lecture and discussion. Through experiment, students graph and calculate the LD50 of salt on fresh water amphipods. Students compare results of the experiment with pesticides and pollutants.
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Measurement
Students study the metric system and examine other ways to measure. In this measurement lesson students complete activities that help them to better understand the measuring system.
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What is a Solution to a System?
Learners define the solution to a system of equation. In this algebra lesson, students graph two line on the TI calculator and identify the point of intersection if there is any. They find one, zero or infinitely many solution and...
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Rational Functions
Young scholars evaluate rational functions. In this precalculus lesson, students make observations and define what makes a rational function and what makes a linear function. They use the Ti calculator to visualize the different graphs.
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Roller Coaster Robot
Students calculate the area under a curve. In this calculus lesson, students use Riemann sums to find and approximate the area under a curve. They use the derivative and differential equations to solve.
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Be A Bug Scout
Students perform outside activities to determine the amount of insects, flowers, or common weeds within an area. They predict the number of insects they will find within their square area. Using calculators, students organize the data...
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Visualiziing Equations
Students use visuals and words to solve equations. In this algebra lesson, students observe the necessary steps needed to add, subtract,multiply and divide to solve an equation. They graph their solution using the TI calculator.
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Percentiles
Students analyze the bell curve and make predictions. In this statistics instructional activity, students calculate the percentile to the left of the curve. They then are given the percentile and create the graph from the data.
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Do You Feel Lucky?
Students calculate simple probabilities using mathematics then roll dice to test their predictions.
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M & M Candy: I Want Green
Eighth graders use colored candy pieces (such as M & M's) to compare mathematical expectations and experimental probability. They pick pieces of candy randomly, and graph their results. This classic lesson never fails to engage...
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Opinion Surveys
Students examine the factors that affect the accuracy of opinion surveys. They calculate probability and chance using data they have collected. They practice reading tables and graphs as well.
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Working Watermelon
You're going to wish you had a watermelon for this lesson! Class members read about watermelons and make a salad in class to sample. They also perform estimates, measurements and calculations on a watermelon. They predict what percentage...
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Velocity, Acceleration, and Gravity
Students perform an experiment where a string is tied across the room. A straw is threaded onto the string, and a balloon attached to the straw. Students determine the speed of the balloon as it moves across the string. They repeat the...
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Linkages Between Surface Temperature And Tropospheric Ozone
Students collect and interpret data to make predictions about the levels of ozone in the atmosphere. Using the internet to collect data students use their collected data to create a line graph for analysis. Students make mathematical...
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Slope Lesson Plan
Students identify the relationship between relations and functions. In this algebra instructional activity, students investigate and find the slope of a line using a graph, 2 points and an equation. They calculate the slope from a set a...
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Mean and Median
Students define mean and median. In this "average" instructional activity, students calculate the mean and median for a list of given numbers.
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Assessing Normalcy
Students define normal distribution as it relates to the bell curve. In this statistics lesson, 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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Sampling Distributions
Learners analyze sampling from different population. In this statistics lesson plan, students define the meaning of sample sizes and what causes an increase or decrease. They graph their data on the Ti calculator and draw conclusion from...
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The Fall of the Ruler
Students determine their reaction time using a ruler. In this Physics lesson, students calculate the class' means and variances. They plot the graph and analyze if there are outliers.
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Chemistry E3 Lesson Plan
Ninth graders perform a series of experiment to investigate heat transfer and phase changes. In this physical science lesson, 9th graders identify and calculate the different subatomic particles. They explain the importance of scientific...
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Energy Conversion
Students describe how energy can be transformed from one form to another. In this physics lesson, students calculate kinetic and potential energy using mathematical equations. They give real life applications of this lesson.
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Measurement
For this measurement worksheet, 7th graders solve 14 various types of problems that include completing a table with the base, height, and/or area of triangles and solving a number of word problems with measurement. They also estimate the...
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Ranging the Triple M's
Fifth graders explore collecting and analyzing data. In this mean, median and mode lesson, 5th graders use real word data to determine the mean, median and mode. Students are given sets of numbers on index cards as asked to find the...
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A Wet Welcome Home
Students investigate data collection and analysis. For this Algebra I lesson, students create a scatter plot and find the equation of best fit in a simulation of a leaking water pipe.