Filters: Your search found 6 results.
Educational Level:
Upper elementary  
Topics/Subjects:
Physical sciences  
Learning Time:
30 to 45 minutes  
Instructional Strategies:
Guided inquiry  
Sort by:
Per page:

Now showing results 1-6 of 6

In this lesson, students explore the visible light spectrum using a flashlight and red, blue and green theatrical gels or cellophane. They also record data on a worksheet, and learn about mixing wavelengths of light. A student worksheet, data sheet,... (View More)

This experimental activity is designed to develop an understanding that air has mass. Students conduct an investigation and observe the change in the position of a bar balancing a balloon inflated with air on one end and a uninflated balloon on the... (View More)

This experimental activity is designed to develop a basic understanding of the interrelationship between temperature and pressure and the structure of a device made to examine this relationship. Resources needed to conduct this activity include two... (View More)

This activity promotes student understanding of some of the movements that take place when warmer water and cooler water interface, and how differences in densities, resulting from variations in temperature, set molecules of liquids and gases in... (View More)

Learners will explore the concept of parallax (the apparent displacement of an object caused by a change in the viewer's position) and then simulate the discovery of Pluto with a Blink Comparator via an online interactive.

Audience: Elementary school, Middle school
Materials Cost: Free

This learning activity engages students in measurement of pH in water and soil samples, plants and other natural materials. By mixing different substances, they observe how pH changes, and become familiar with the pH of common household products.... (View More)

1