Students examine two devices used to clean up the air waste stream before it enters the atmosphere. They construct and use a wet scrubber and an electrostatic precipitator, and answer discussion questions.

Learners investigate geometric shapes through volume and dimensions. In this geometry instructional activity, students measure, weigh, and calculate sizes and volume based on estimation and calculation. They review important vocabulary...

Seventh graders explore the characteristics of three-dimensional figures. They compare the nets of figures. Students describe the relationship between the nets draw and the solid. They identify the vertices, edges and faces of the...

Students explore models of density; wooden balls and marbles discussing whether they think the volume and mass are the same or different. They then compare the density of a loaf of bread that is squished and one that is not compressed.

Students measure turbidity and comprehend the effects of turbidity on aquatic life. They explain what a lake looks like after a heavy rainfall. Students comprehend that turbidity is a measure of the relative clarity of water.

In this math worksheet, students solve six problems about 3D objects. Students also solve six problems about measuring 3D objects.

In this matter activity, students compare the properties of a solid sample and a liquid sample to determine their physical and chemical properties. This activity has 5 short answer questions.

In this solubility product constant of sodium chloride worksheet, students gather the equipment needed and follow the procedures to determine the solubility product constant of a solute and demonstrate precipitation of a common ion to a...

In this 3D shapes worksheet, students cut out the 3D shape on the page and fold on the lines to create the correct shape. The worksheet states which shape should be build with the cut-out.

In this patterns worksheet, 4th graders look at 2 solids, a cone and a cube, and then circle the multiple choice letter of the net for each solid.

In this math vocabulary learning exercise, learners are exposed to math vocabulary that is appropriate for 1st graders. These are measurement and shape words. There are 31 words in this packet and there is a flashcard for each.

In this geometry worksheet, students learn about 3-D objects and how to describe them. They then answer 10 questions using the information they learned. The answers are on the last page.

In this comparing geometric figures activity, students continue patterns and observe circles. In this problem solving activity, students answer seven questions.

In this geometry worksheet, students identify cubes and cylinders by coloring a given number of each shape red, green, blue, or yellow.

Students fill in a diagram. In this tree growth instructional activity, students view a model of a tree, learn how trees grow and explore the layers of a tree. Students complete a diagram where they label the layers of a tree.

Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper.  Then fold the sheet of paper numerous times, each time measuring perimeter. ...

Students experiment with bean growth in varied conditions.  In this plant biology lesson, students plant beans in soil and in spun cellulose (absorbent material in diapers) and measure the growth of their seedlings. They...

In this solid figure worksheet, students write 3 possible combinations of views and a solid figure for a set of 3 plane figures. Students are given choices in a box at the top of the page. Students then draw and label top views of a cone...

Students observe washers of different weights roll downhill and observe what happens and what rate each of them travels. In this rate of travel lesson plan, students see the cylinders and discuss what happened after the race.

For this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding geometry skills. Students may view the correct answers.

Eighth graders use their knowledge of calculating the volume of cylinders to calculate the volume of trees. For this volume lesson plan, 8th graders identify why calculating the volume of cylinders would be valuable to a forester.

Students explore sources of  pollution runoff and actions that can be taken to reduce runoff.  In this pollution lesson students complete a worksheet and see why bio-essays may provide a more realistic picture of toxicity.

Pupils study La Chatelier's principle and identify how carbon dioxide may affect pH.  In this coral lesson students complete a worksheet on pH and observe a lab.

Students discover the law of conservation of mass though experimentation.  In this chemistry lesson, students experiment with acid - base indicators to determine the presence of carbon dioxide. Students complete the labs with...