Students explain that regressive taxes can have different effects on different income groups. They see how a regressive tax takes a larger share of income from low-income groups than from high-income groups.

Pupils confirm the law of conservation of matter by weighing chewing gum before and after it is chewed.

Sixth graders experiment with dice, playing cards, pennies and computer-generated simulations to calculate probability. They use compiled data to make predictions.

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.

Fourth graders represent a new predator on a population of colored worms. They mathematically determine the effect of the new predator on the survival and reproductive rates of the worms, simulating natural selection at work.

Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.

Eighth graders create and maintain a spreadsheet budget based on a predetermined salary. They have an opportunity to make "investments and purchases." Budget records be kept for an imaginary 4 month period.

Students complete a unit of lessons on the relationships between decimals, whole numbers, and fractions. They use paper strips to solve fraction problems, view and solve examples, and use calculators to convert fractions into decimal...

Students examine the uncertainties of investing in the stock market. They look at how company profits, good or bad news, and new competition affect share prices. They write and discuss journal entries about share prices before completing...

Third graders use the activity 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.

Students conduct a census at school. They collect data, tally it, and create a frequency table. Students display their data in three different types of graphs. They write complete sentences describing the graph.

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.

Third graders examine what makes soil by creating a Venn Diagram.  In this Earth environment lesson, 3rd graders identify the different components that soil is made from. Students bring soil from their homes to examine and create a...

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...

Students are introduced to how to successfully set up a propietorship. Individually, they complete a pre- and post-quiz to determine how much they know about the material. To end the lesson, they practice reading a financial statement...

Students examine the local and national election process. In groups, they brainstorm a list of the issues important to them and compare them to an overall list of issues present in the election. They analyze graphs and complete...

Students use technology to input, retrieve, organize, manipulate, evaluate, and communicate information to find calories and fat in a typical fast food meal. They decide which fast food restaurant you would like to visit and click on...

Discuss the availability of clean, plentiful water and the causes of water pollution. In groups, sixth graders discuss problem-solving methods for keeping water clean. They explore the function of water treatment plants and perform...

Students 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...

For this graphing worksheet students will record data on a bar graph. Students will take a bag of M&M's and chart the colors they find inside this bag.

In this division game instructional activity, students will work in small groups to play a game about dividing numbers. A teacher's guide with game instructions is included.

In this computing discounts worksheet, learners with a partner problem solve and calculate the answers to ten word problems and mathematical equations involving sales price, discounts, percents and decimals.

In this two-step linear equations worksheet, 7th graders solve 15 various problems that include linear equations with more than one-step. First, they need to get the variable, x, alone by subtracting/adding the whole number on the same...

In this probability learning exercise, 9th graders solve 10 different problems that complement a particular event. First, they determine the probability of landing on a sector that is not black after spinning the spinner. Then, students...