Examine the use of photolithography in the fabrication of circuit boards and other components. An advanced activity teaches pupils a process for transferring a pattern onto a surface. Using UV light and a light reactive substance,...

Up, down, back, and forth. When you make a pendulum out of a spring, there's a lot to observe. Aspiring masters of motion examine the combined kinetic energies of spring and pendulum motion using a detailed interactive. Learners observe...

Learning about the mole using rice is pretty nice! Help your chemistry scholars visualize the concept of a mole of substance with an easy-to-perform lab. Partnered pupils find the mass of a single grain of rice and relate this...

How has human activity affected Earth's watersheds? An action-packed lesson plan, part of the K20 Center, examines water's ability to go with the flow regardless of what is in its path. Scholars build model watersheds, examine time-lapse...

Ever wonder what really goes on inside a clarinet? Show your young scientists the physics of open-end air columns through an easy-to-use interactive. Learners examine the features of standing waves and calculate frequency and length in a...

A classic experiment that stumped scientists for years grabs the attention of young scholars. A slideshow presentation explains the experimental discovery of RNA interface. The lesson goes on to explain in detail the function of RNA...

Students analyze atmosphere and light. In this earth science lesson, students are introduced to an investigation about why the sky is blue. Students complete a WebQuest to answer the question.

Students answer the question, "Why do Eskimos build houses out of ice to keep warm. Since heat goes from hot to cold, don¿¿¿t the ice walls take away the warmth inside the house?" They explain how snow or ice can actually be insulators.

Students examine how temperature effects changes in materials. In this physical science lesson, students use food coloring and cups of water of varying temperatures to observe the effects temperature has on matter. Students predict and...

Students research about different human space explorations conducted by NASA. In this physical science lesson, students discuss why space exploration is important. They write a paper about their thoughts on continuing NASA's space...

Students analyze 5 separate theories of evolution in order to help them explain the different meanings of theory, how human values influence science, and that the scientific view of the origin of life does not involve supernatural forces.

Fifth graders view a transparency of the human heart and answer questions based on their observations. They read pages from their textbook and discuss the information presented. They visit a website to view the human heart and create a...

Fifth graders examine how sand and rock fragments in soil are products of erosion or the weathering of rocks. They listen to the book "Sand" by Ellen J. Prager and answer discussion questions. Next, they analyze sand samples and sort...

In this science worksheet, students concentrate on attaining new knowledge of the science standard using the creative medium of games and puzzles.

In this mutual inductance learning exercise, students answer 12 questions about electric currents, voltage, magnetic coupling, and magnetic flux as they relate to inductance.

Students examine a coastal ocean. In this physical science/earth science lesson plan, students generate a list of questions about how researchers study the ocean. In addition, students investigate, through research on the computer, to...

Seventh graders explore how disease prevention and treatment changed throughout history. In this life science lesson plan, 7th graders create a classroom exhibit about this topic. They present their project to visitors.

Students examine the Q.& A. article found each week in the Science Times, focusing on how the answers present scientific data in a clear and logical manner. They write their own questions and answer other classmates' questions in the...

Students consider how their food is grown due to pesticide use. They reflect on the harm done to the various groups, then discuss the ethical questions from the perspectives of different stakeholders. IN addition, they compile relevant...

Young scholars conduct experiments to determine the effectiveness of polystyrene containers at preventing heat loss. In this polymers lesson, students design an experiment to determine how effective Styrofoam burger containers are at...

Students observe an experiment.  In this science lesson, students watch an experiment where baking soda and vinegar are used to blow up a balloon.  Students answer comprehension questions about the experiment.

In this arc flash and arc blast worksheet, students answer ten questions about the conditions that lead to arc flashes and arc blasts. They describe each and explain how to protect from these occurrences.

In this electrical learning exercise, students design and build a op-amp model to show understanding after answering a series of 18 open-ended questions that include analyzing schematics. This learning exercise is printable and there are...

Learners study fire management. In this science lesson, students recognize and understand what they think would be the most responsible and appropriate actions to take in regards to fire managment.