Model and explore osmosis using squash and potatoes. Young scientists expose chunks of potatoes to different concentrations of a squash solution. They compare the weights of the chunks before and after exposure to the solution and use...

In this fractions to percents worksheet, students solve 6 problems, converting fractions given to percentages. Students may click on hint or check answer buttons.

Sixth graders participate in a lesson that covers the reading and interpretation of a circle graph. They review the part of a whole concept for percents and student observe and practice using the circle graph.

Pupils explore percent increases and decreases. They calculate the percent increase and decrease. Students use math to solve problems and communicate. They apply the given formula for percent increase/decrease.

In this average and percent worksheet, students solve percentage problems by using proportions. These story problems include sequences, percent of change and cost. This two-page worksheet contains seven problems.

Students solve problems with percents, decimals and fractions. In this algebra lesson, students convert between fractions, percents and decimals. They estimate their answers and calculate their answer.

In this fuel price worksheet, students examine a chart that shows fuel prices between 2001 and 2005. They compute the answers to 3 word problems in which they work with finding average. They complete an extension activity in which they...

Students identify and explain that remote sensing can detect changes on the Earth's surface that occur over time, and name at least three: urbanization, deforestation, and succession. They select a global change issue to investigate and...

In this Algebra I activity, 9th graders solve percent application problems, including percent of increase and decrease.  The one page interactive activity contains seven problems.  Answers and a hint are provided. 

In this sale price worksheet, students read story problems and find the sale price of given items. They determine the percent of change and figure discounts. This one-page worksheet contains four problems.

Students examine environmental change of land, water, and air, discuss Clear Skies Legislation, and experiment on solid compaction and resultant water filtration.

Students review some examples from the website "We Are What We Do" and examine the impact of lots of people making small changes to their lifestyles. They complete a worksheet to introduce them to the variety of challenges. Students...

The 20th segment in a series of 25 has learners work with percentage problems to generate equivalent expressions. Pupils find discounted prices using numerical and algebraic expressions. The task then requires individuals to find the...

How much plastic do manufacturers use to create water bottles each year? The class explores the number of water bottles used throughout the years to determine how many consumers will use in the future. Class members compare different...

Spend some time with lines of best fit. An informative unit has learners investigate government spending. They research data on poverty, educational spending, social security, and defense spending, and then analyze lines of best fit for...

In this percentage worksheet, students find the percent of a two-digit and three-digit whole number, change the percent to a decimal, and multiply. Students solve twenty problems.

Students compare prices and determine percent increases and decreases of items in order to make wise purchases. In this percent increases and decreases lesson plan, students calculate the amounts based on grocery store ads.

In these two math conversion worksheets, students convert decimals to percents from zero percent to ninety-eight percent. Students solve 36 problems.

Teach your class how to calculate monthly payments on a home mortgage. In this percent lesson, students calculate the monthly payment on a home mortgage, and compare different lengths of time and the interest rates for national median...

Students research the ways in which scientists study glaciers and glacial change. They interpret real time data and calculate the estimated global sea level rise potential. A very good activity to illustrate global warming.

In this fraction worksheet, 6th graders change fractions to percent. Students complete 10 matching questions connecting the given fraction to its correct percentage amount.

Students read and discuss information regarding George Washington Carver and how the peanut became cultivated in the southern colonies of the United States. In this George Washington Carver lesson, students develop vocabulary that...

In this fractions and percentages worksheet, learners write down the percentages of a pie chart and change then into fractions. Students change 7 fraction sentences into a percentage sentence.

Around 93 percent of the reefs on Australia's Great Barrier Reef have been bleached, and almost one quarter of them are now dead. Scholars research the sea temperatures, especially around the areas with coral reefs, to make connections...