Compare the drift speed of conduction electrons in a current-carrying wire to the signal speed of changes in current. They also distinguish between DC and AC and describe how AC is converted to DC.

Students examine how water changes state, from a liquid to a solid.  In this water instructional activity students study the water cycle and how temperature and pressure effect it. 

Pupils put together a 3-D interactive "heart" puzzle and learn the names of heart parts.

Students examine the concept of projectile motion and identify the 3 components of projectile motion. They explore how physics applies to punting a football through punting activities and internet research.

Students explain how satellites help scientists to see more than with the unaided eye and how Landsat technology works. Students identify vegetation and fire sites in the rainforest and detect erosion along rivers. They are able to use...

Learners explore the different properties of waves. In this physics lesson, students differentiate mechanical and electromagnetic waves. They explore each lab station and write their observation about the wave behavior they see.

In this online interactive history worksheet, students respond to 10 short answer and essay questions about the accomplishments of Max Plank. Students may check some of their answers on the interactive worksheet.

Students examine electrical contacts, solar cells, and rechargeable batteries and compare and contrast the characteristics of a solar cell to a rechargeable battery in a hands-on activity. Students complete a worksheet as they...

High schoolers explain how electricity is transferred from source to load without actual wires connecting the two. For this physics lesson, students explore how wireless electricity was discovered. They cite practical applications of...

Learners explain the relationship between magnetism and electricity. In this physics lesson plan, students describe the transformation of energy. They create an electromagnet and investigate the factors affecting its strength.

Students explore the nature of electromagnetic spectrum through a series of experiments. In this physics instructional activity, students determine how light behaves under certain circumstances. They explain how humans perceive colors.

Young scholars experiment with a steel ball and matchbox car to find the effects of force and motion. In this force and motion lesson, students assemble a track, conduct experiments and record on a shoot the loop worksheet. Young...

Students investigate how food provides energy for the human body. In this physical health lesson, students access online resources to identify how certain foods can affect their health. Students discuss how many servings of each food...

Students conduct a series of experiments on thermoelectricity. In this physics activity, students investigate how thermocouple works. They determine the voltage generated when different conductive materials are held at different...

Learners incorporate different disciplines into this lesson. In this science lesson, students investigate the use of communicating without words, and how it is different than communicating with words. They discuss the pros and cons of...

Middle schoolers engage in a instructional activity that is concerned with the concept of a simple machine and uses the law of motion to justify why they operate. Students explore the laws by constructing some simple machines to...

Tenth graders examine chemical reactions.  In this chemistry lesson students choose an investigation that they wish to perform based on their interest.

Young scholars build a device that captures and carries a pet rat safely back to its cage with out "harming" the rat or themselves. They build and experiment with wind-up or battery operated rat cat toys after predicting the outcome of...

Science Students build a pooper scooper tool that helps them clean up after a dog without getting their hands dirty or their noses too close. They research the diseases that can be transported through animal waste and work in teams to...

A tremendous presentation on the properties of light. Young scientists are treated to slides which share a lot of fascinating information about light. This impressive PowerPoint is filled with great photos, graphics, and discussion...

A phenomenal lesson on sound is here for your third graders! In it, learners engage in hands-on activities, watch video, take part in Internet activities, and complete tasks in cooperative groups in order to explore the world of sound...

Here is a six-minute video of a pair of electrical engineers that illustrate how to build a wind turbine. A list of materials is provided, along with general guidelines for your class. Use this to introduce turbine design to your...

Learners observe how measurements are made with different instruments.  For this remote sensing lesson students investigate the physical state of surfaces including the surfaces of the solar system. 

Students investigate space travel. In this space travel lesson students examine space exploration history, engineers and scientists involved in space exploration, and Newton's third law of motion. Students make rockets.