Students explain what factors determine density. In this physics lesson, students hypothesize which objects are less dense. They cite the importance of density in everyday life.

Students comprehend that the Cartesian diver is a dropper and the water and air inside it. They vary the volume of the air and the amount of water, the diver can be made to be either more or less dense than water. Pupils squeeze the...

Ninth graders take a rectangular box (e.g., a cereal box) and cut it up to make a new, cubical box with the same volume as the original. In so doing, they will discover that because the cubical box has less surface area than the...

Students define density and observe that things that are less dense than water will float. Students find the density of copper, iron and aluminum

Students explore the concepts of mean and variance. They observe properties of materials to their basic atomic or molecular structure. Students use spreadsheet software to record, tabulate and analyze collected information.

Learners analyze the funding strategies of a modern central government. Individuals or groups construct a plan for increasing spending and making cutbacks in various government programs. Students examine the importance of taxes on the...

Middle schoolers examine county ordinances, develop understanding of degree to which county government serves and regulates citizens, describe competing interests involved in making local political policy, and decide whether government...

Students follow set of guidelines to create a picture of an apple with a stem and leaf. They think about whether they are more or less creative when working within a set of rules.

Students watch as the teacher demonstrates: if a single liquid is placed in a U-shaped tube, the level of liquid on both sides are the same. When the mass is greater on one side than the other, liquid is pushed from one side to the...

Learners examine the types of foods they eat. They describe the different components and resources that go into making their favorite foods. They also compare the resources going into different foods and identify ones which are more...

Students follow guidelines to meet with others and discuss individual complaints or small problems.

Learners discuss what they would do if they see a fire, including what information they would need to give during an emergency phone call. They listen to a few local examples of calls and practice describing local landmarks for others to...

Fourth graders learn about reduce, reuse, and recycle and identify household hazardous products. Students learn about less hazardous alternatives and complete an inventory of hazardous materials in a typical household.

Students examine how to become more efficient readers by practicing repeated readings. They listen as the teacher models both non-fluent and fluent reading before working with a partner to read assigned sentences a number of times. They...

Students experiment with floating the spaghetti, the gas functions like a life preserver. Pupils comprehend that a person is slightly more dense than water. They comprehend that a life preservers are made of low-density materials. The...

Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...

In this English learning exercise, students read "Soccer - the World's Most Exciting Sport," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.

In this English activity, students read "Where's That Smile From?," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.

Students experience an inequitable resource distribution and electronically calculate their own Ecological Footprint. The assess their resource use and learn more about sustainable living strategies in a video tour by Penn State...

In this literacy worksheet, students color in the page that is centered around the topic of promoting Florida commerce or tourism.

In this geometry worksheet, students determine which shapes have more or less vertices, faces or sides. A reference web site is given for additional activities.

For this grandparents worksheet, students read the article, answer true and false questions, complete synonym matching, complete phrase matching, complete a gap fill, answer short answer questions, answer discussion questions, write, and...

Students draw pictures of two digit numbers to identify the greater value. In this math lesson, students plot two digit numbers on a number line and identify the greatest or lesser value. Students use the greater than and less than...

Learners list/compare the number of men in history they can think of to the number of famous women. They discuss why there are more men than women on the list. They examine their textbooks for the same comparison and discuss the results.