For this circle worksheet, students find the area and circumference of circles and compare their size using percents. Students determine the are of composite figures made of circles and rectangles. This one-page worksheet contains six...

Young scholars use a sponge and water model to explore the concept of relative humidity and create a percent scale. They define humidity and saturation, build a simple humidity/saturation model, collect, predict and interpret data, and...

Students solve problems using ratios and proportion. In this algebra lesson, students analyze skittles and their different colors as they apply the properties of ratios and proportions to solve their problems.

Learners calculate percent change and create lists of data. They enter the corresponding bushels of corn measured in billions to their list and display, then convert the acres into scientific notation and use the value on the home screen...

Learners discuss biological diversity in ocean communities. In this diversity lesson, students examine the variety of organisms compared to relative abundance. They will write an analysis and discuss their findings with the class.

High schoolers read about, discuss, and research chemotrophic organisms. In this chemosynthesis lesson, students discuss the differences between photosynthesis and chemosynthesis. They learn that chemosynthesis includes a variety of...

Second graders experiment with probability. In this probability lesson, 2nd graders pick colored beans from a bag to find the chance of getting different colors. They make fair and unfair spinners and record the data after spinning...

Young scholars discover information about the death penalty debate. They explore the history of the death penalty and how it has changed over time. They examine supporting and opposing viewpoints of the issue.

Student are assigned one of the sections on whole numbers. After reviewing the content, they teach their assigned sections to other class mates. They publish their findings on a PowerPoint slide show to use when they teach their section.

Students are introduced to the periodic table of elements. They devise and perform and experiment in which they determine the density of specific elements. They use their results to predict the density of other elements in the same group.

With this estimating populations assignment, your class will learn about taking random population samples and calculating the average number of species in the samples to estimate the total population. Students use the given data to find...

In this sun's diameter learning exercise, students use a photograph taken by the SOHO satellite of the sun showing a change in diameter from one month to another. Students find the average diameter of the sun, they determine the percent...

Third graders find information about different breeds of pigs using the Internet, books, and encyclopedias. Groups select one breed of pig that interests them. They construct a stuffed likeness of the pig.

Students find the constant of proportionality and apply it to a situation. They use the electrical resistance in a wire as a context for finding the constant of proportionality. In addition, they write an explanation and justification of...

Students describe the characteristics of an ecotone. In this ecotone lesson, students pick out their area and describe the visual appearance, conditions, ecosystem, biodiversity, predators, prey, and trees in their ecotone. They create a...

Students give examples of how the media glamorize violence and desensitize viewers to the horrors of real acts of violence. They identify factors in addition to the media that contribute to the problem of violence in society.

Students plot the route of the Pony Express. They discover the kinds of terrain it crossed. They calculate the number of legs needed to cover the distance of its total route.

Children, based on a set of criteria, evaluate the quality of pecans. They research recorded history of pecan trees as well as how their seeds moved across western Missouri into southeastern Kansas, Oklahoma, Texas and Mexico. In...

For this ratios and proportions worksheet, learners complete several activities that advance their understanding of proportions and ratios. Students solve six equations and five word problems.

In this bioluminescence worksheet, students read about various organisms that glow on land and in the sea. They answer three critical thinking questions after reading about these chemical reactions.

In this AC circuits worksheet, students answer 75 questions about series and parallel circuits including building and analyzing their own circuit mathematically, interpreting schematics of AC circuits and finding total impedance of...

In this AC circuits worksheet, students answer 26 questions about series-parallel combined circuits,. They find capacitance, resistance, total impedance, the output voltage and they complete schematics of the circuits.

Students discover the lightweighting concept used by manufacturers. In this environmental education lesson, students research the reduction of the amount of aluminum used in cans. Students wrap the lesson up by writing a newspaper...

In this oscillator circuits worksheet, learners answer 49 questions about different types of oscillator circuits. They find the operating frequency of circuits, they identify the functions of specific sections of circuits and they write...