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Finding the Probability
Ninth graders investigate the concept of probability. They use a clear objective that is a visual cue for what is required for the lesson. They apply the basic practices of probability to real life like situations.
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How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
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Cruise Conditions Graphing & Statistics
Students monitor weather conditions for an eighteen day period at a specific location. The temperature of both air and water is taken and the mean, median, and mode calculated. Differences between the highest and lowest recordings are made.
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Science: Breathing in Space
Students determine the amount of air they use during rest and activity. They conduct experiments to calculate the number of breaths needed to empty a jug of water by exhaling through a tube into the container. Then, they figure how much...
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How Cool Is Your Environment?
Students study the formulas for calculating heat energy and how to convert Celsius to Fahrenheit. They apply the formulas on a worksheet.
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Salaries
Students are engaged in the study of salaries and how they vary according to different occupations. They conduct research using a variety of resources in order to summarize the earnings potential in the human services field.
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Credit Purchases
Twelfth graders calculate interest on purchases bought with a credit card. They use the formula I=PRT to find the interest. In pairs, they use a flyer to calculate the interest for electronic items.
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Molar Ratio
Students conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain how...
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Lesson 3: Understanding Population Growth
Students explain population growth in Maryland and its relationship with age structure, household growth and consumption of land.
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Lake Pepperidge Farm
Students calculate proportions to determine the total population of Lake Pepperidge Farm. They collect a blind sample of fish and count the number of tagged and untagged fish. They collect data from all samples and record the data in a...
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Iron Filings
Students conduct an experiment in which a solution of copper(II) sulfate is added to iron filings. They write and balance the equation for the reaction that occurs and calculate the amount of iron that reacted and the percent yield of...
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Million Dollar Gift
Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.
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Ellipses
In this ellipses activity, students measure and calculate the eccentricity of each ellipse and then calculate the percent deviation. This activity has 10 problems to solve.
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Irregular Fractals
Students study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
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Lesson 2: Savings Accounts and U.S. Savings Bonds
Students explore the importance of savings accounts and U.S. Savings Bonds. They study the concept of simple interest through a math activity.
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Egg Measurement
Students explore measurement and units. They measure eggs to determine their density, mass and percent composition. An inquiry approach is used for students to ascertain the mass.
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Oxygen vs. Air Pressure
Students conduct an experiment to determine if water level is affected by a change in oxygen level or air pressure.
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Schoolyard Bird Project
Students observe and count bird sightings around their schoolyard throughout the school year.
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Hamburger Lesson
Learners examine fractions in this lesson plan. They practice with how to reduce and perform operations on fractions.
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Paying for Crime
Young scholars participate in activties examining ratios and proportions. They use graphs to interpret data showing the government's budget for prisons. They present what they have learned to the class.
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Rectifier Circuits
In this physics learning exercise, students complete 17 short answer questions about rectifier circuits. They use the test equipment to check their answers.
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Zener diodes
For this Zener diode worksheet, student answers 23 questions about DC current though a zener diode and determine the voltage regulated and resisted. Students can access answers online.
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Bipolar Junction Transistors in Active Mode
In this physics learning exercise, students analyze different schematic diagrams and answer the questions that follow. They solve and write short answers to 23 questions on circuits.
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Bipolar Transistor Biasing Circuits
In this electronics worksheet, students analyze electrical circuits to answer 21 short answer and problem solving questions about bipolar transistors.