Middle schoolers observe how different water densities control the depth at which different water masses occur. They explain one fact that they comprehend about salt water. Students comprehend that temperature and salinity affect the...

In this addition and subtraction learning exercise, students solve 6 problems in which the number one is added or subtracted from other numbers in illustrated story problems.

Young scholars explore the concept of air density. In this air density lesson, students fill balloons with helium and carbon dioxide. Young scholars determine which gases are heavier or lighter than air.

In this energy worksheet, students read about work and how forces effect the work that is done to an object. Students complete 10 matching, 14 fill in the blank, and 10 word problems.

Students improve aerobic fitness through running and walking.

Students listen as the teacher explains convection currents in the ocean. They experiment with finding a smoking match in the classroom with their eyes closed. Students discuss what might effect their ability to pinpoint the smoke...

In this biological diversity worksheets, students will use a word bank to fill in the blank of 8 statements about biological diversity. Then students will decided if 7 statements about the importance of biodiversity are true or false....

Students follow deer through Yellowstone Park and record the number of deer from year to year. In this basic needs of deer lesson, students work in small groups and chart the number of deer each year and give explanations using as...

In this acids and bases activity, students answer 18 questions about acids, bases, titrations, pH of solutions and the ions that make solutions acidic or basic.

In this understanding and using red and black words worksheet, students view a "Macmillan Dictionary" and observe all the different red and black words found in the dictionary. Students answer twenty-five questions about the colored words.

Students examine the importance of good quality safety gear. In this investigative lesson, students will tests various polymers, collect data, and analyze the data to determine which polymer is best for safety helmets. They will design a...

In this statistics instructional activity, 11th graders complete word problems by analyzing data given to them. They answer the probability of an even occurring and reasons it should occur. There are 16 questions on this instructional...

Third graders conduct an experiment. In this floating and sinking liquids lesson, 3rd graders discuss density and investigate it using syrup, vegetable oil and colored water. Students observe the results and complete a worksheet.

Students research various planned communities and consider the pros and cons of such a development. They realize that planned communities have advocates and detractors and use these considerations when planning their own community.

Students examine the effects of packaging decisions and the engineering advancements in packaging materials and waste management. They observe biodegradation in a model landfill.

Students are introduced to the skills needed to complete a word processing assignment. In groups, they identify the reasons why it is important to communicate in different situations and participate in role-playing exercises. They...

Students prepare for and learn through a walking tour of Philadelphia. In this history lesson, students support their studies with a field trip. This lesson could be adapted to suit regions with other historic places or museums. 

Students explore biology by researching ocean statistics. In this data analysis lesson, students conduct a snail examination experiment utilizing live pouch snails. Students collect data about the snails over the course of six weeks and...

Fifth graders identify function of phytoplankton in the biospere by conducting experiments and simulations and reading for information. They detect the presence of phytoplankton in bodies of water by examining ocean in satellite images...

Students create new words to convey their thoughts. They find, list and discuss the poetic devices used by the poet in creating his or her war poem and create their own war poems. They use sensory perception words and memory in...

In this chemistry worksheet, students can use the table to observe and name the common types of ions and determine the charges to explain the gain or loss of electrons.

Second graders see that pressure of crayon create range of values. They show value range with crayons in an art work. They see how value is used in works of art and explain the importance of animals and their environment.

In this chemical reaction principles worksheet, students read about definite proportions and the law of conservation of mass. Students read about how to balance a chemical equation. Then students complete 20 fill in the blank, 2 short...

In this pie graph learning exercise, students draw a pie graph for the zookeeper with the data he collected, choose a different color for each animal species and make a key to the graph.