In this variables in experiments worksheet, students read about control variables and experimental variables before they respond to 15 graphic organizer and short answer questions.

Young scholars investigate how to create secrete messages through filters. They view pictures with red and green filters and discuss what they observe. They select the color filter that works best to read secret messages. They view...

Pupils distinguish safe forms of radiation from those that are dangerous. Students watch a video about sources of radiation encountered every day. Pupils estimate their own annual radiation exposure.

Middle schoolers distinguish safe forms of radiation from those that are dangerous. Students watch a video about sources of radiation encountered every day. Middle schoolers estimate their own annual radiation exposure.

Twelfth graders use a microcomputer connected to an ultra-violet sensor to compare the relative blocking power of different SPF sunscreens for the UVB region of the solar spectrum.

In this crime scene worksheet, students answer multiple choice questions on different situations involving crime scenes. Students complete 5 questions.

Students examine the electromagnetic spectrum and demonstrate the elements within.  In this investigative lesson students complete a demonstration and calculate the energy of a photon. 

Students examine science. In this scientific method lesson, students are introduced to what every experiment contains (hypothesis, critical thinking) and how an experiment is conducted. They watch a demonstration and then work...

Student use radiosonde data from a weather balloon launch to distinguish the characteristics of the lower atmosphere. They learn the layers of the atmosphere. They graph real atmospheric data.

Young scholars examine how a variety of minerals are used in make-up. They discuss the minerals that are found in things like make-up, soap, shampoo, and toothpaste and determine where the minerals come from.

In this earth science worksheet, students check the accuracy of the weather forecasts in their area for a week. Then they complete the chart by recording the forecast for the week's weather and then recording the actual weather for that...

In this cell cycle worksheet, students will study genetic factors and environmental factors that affect the cell cycle. Students will use this idea map to complete 4 short answer questions.

In this math instructional activity, students investigate different types of functions and coordinate systems. They review that when integrating a function over a region in the plane using polar coordinates, a “magical” factor of r...

In this math worksheet, learners determine the center and radius for the set of spheres. Then they consider two points and find the equation for the sphere.

In this logarithms worksheet, students use the basic properties of exponents to solve logarithm problems. This two-page worksheet contains eight problems.

In this reactions worksheet, students give the equation for the overall reaction, identifying the catalyst in the equation. Students create graphs and write out the rate determining step. This worksheet has 4 graphs, 2 short answers, and...

In this Euclidean proofs learning exercise, 10th graders solve 10 different problems that include completing indirect Euclidean proofs. First, they write a statement for each of the reasons listed on the sheet of proofs. Then, students...

In this partial derivatives instructional activity, students use Lagrange multipliers to find the maximum and minimum values of a given function. They find an equation of the tangent plane under given conditions and identify the second...

Students research sports injuries and how to deal with the injury. In this injury prevention lesson, the teacher introduces several exercise risk factors and prevention techniques, then students work in small groups to conduct research...

Young scholars examine factors the create smog.  In this pollution lesson plan students complete an activity about ozone. 

In this quartz worksheet, students read about the chemical structure and properties of quartz and its commercial applications. Then, students complete 7 short answer questions.

For this plasmasphere worksheet, students determine how long the plasmasphere takes to rotate around the Earth using two satellite images taken three hours apart.

Students explore ozone pollution. In this ozone pollution lesson, students participate in an experiment to simulate smog by using matches, foil, and a covered jar. Students observe how smog effects the environment.

Fifth graders read about how different animals protect themselves, and how characteristics give animals an advantage in their environment. Students then discuss a variety of "outer" wear for humans, and what they might choose to wear in...