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Geological Time Scale
In this geological time instructional activity, student use a geologic time scale to understand the difference between eons, eras, and periods. Then high schoolers complete 2 short answer questions.
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Budget Finances
Students role play the role of a recent graduate of high school living on their own. Using play money, they are given one month's salary and they discover they own their own house or apartment and owe money on a car loan. They develop...
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Mechanical Science - Small Engine Operation
Students experiment with two- and four-stroke engines. They conduct experiments to determine how atmospheric pressure affects the engine's running capability. Further tests are conducted to asses proper llubrication and its affects on...
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Differentiate Elements, Compounds, and Mixtures
Pupils examine the differences between elements, compounds and mixtures. Using diagrams, they compare and contrast atoms and molecules and describe various chemical reactions. They distinguish the differences between ionic and covalent...
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Decimal Stories
In this decimal learning exercise, students fill in decimal numbers in a story, choosing from a "decimal box" at the top of the page, filling in blanks so that the story makes sense.
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Comparing Fractions
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
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Equal Additions
Students explore the relationships between numbers through the use of "equal addition" and "equal subtraction." Through the use of number sense, they are able to computer addition and subtraction problems mentally. Individually,...
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High School Mathematics Problems from Alaska: Predicting Plant Coverage
Students participate in simulation as they examine vegetation in a square meter land plot. Students construct charts and a key to make predicitons about other land plots.
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Identify Plant Nutrient Requirements
Students are given standard elemental nutrients, identify plant nutrient requirements based on criteria outlined in assessment instructment. They, are given standard elemental nutrients, provide all means and chemical symbols of plant...
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The Part-Adder 2
Third graders use mental-math strategies to solve two-digit plus two-digit addition problems. They observe and discuss online demonstrations, solve word problems as a class, and independently solve problems and describe their solutions...
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The Multiplier (small 2-digit by 1-digit numbers)
Second graders study digits in 2- or 3-digit whole numbers. They write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division.
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The Divider (whole number remainders)
Third graders use the lesson to support division of whole numbers where there is either no remainder or whole number remainders. They are able to
slit division problems into parts using known multiplication and division facts.
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Perplexing Perimeters
In the process of constructing their own "rulers" Students develop a sense of the size of a centimeter and meter. Students select the appropriate "ruler" for the tasks. Finally, 3rd graders calculate the perimeter of objects using...
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Slosh, Dribble, and Plop
Students recognize the need for a standard unit of volume. They estimate and measure to the nearest liter. Also they relate the liter to the familiar everyday containers.
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Big Magic Squares
Students discover that magic squares are interesting objects in both mathematics proper and in recreational mathematics. So they are objects that students should have heard about and experienced.
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What's My Number?
Fifth graders use AppleWorks to stamp a given number to the thousandths place. They read, write and order integers, whole numbers and rational numbers. They represent place value using concrete or illustrated models.
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Balancing the Scales: Understanding Ratios
Students are introduced to the concept of ratios. In groups, they convert sets of numbers into a ratio. After practicing, they use the ratios and proportions to solve story problems. They also calculate map distances and discover map...
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The Multiplier (larger 2-digit by 1-digit numbers)
Students utilize number sense applications to multiply two digit numbers. They use "The Multiplier" and Internet source to partition and solve 2 digit by 1 digit multiplications. Students describe how to solve 2-digit by 1-digit...
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Egyptian Fractions
Sixth graders take a brief look at what is known about Egyptian Fractions. These are unit fractions - fractions whose numerator is one. We look at how fractions can be represented in terms of Egyptian Fractions. Finally we suggest a web...
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Birthday Cakes
Students use basic multiplication and division facts to find simple fractions of an amount. Independently they complete a worksheet of birthday cake problems, solving the fraction problems by drawing a picture to illustrate each cake...
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Ratios, Proportions, and Cross-multiplication
Students use cross-multiplication to find the unknown respiration rate of an astronaut. In this multiplication lesson plan, students also use the same process to find missing values in proportions.
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Buying a Car
Students complete the PLATO ¿¿ Educational Software lesson: Math Problem Solving: Car Costs to determine if he/she can afford to drive the car they are planning to buy.
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Divisibility Checks: Paired Activity
In this division game worksheet, students will work in small groups to play a game about dividing numbers. A teacher's guide with game instructions is included.
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Integrating Functions
In this math worksheet, students find the answers to the functions that includes integration and trigonometry. They use the examples for help with the special functions.
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