TeachEngineering
Teach Engineering: Beating the Motion Sensor
Lighting is responsible for nearly one-third of the electricity use in buildings. One of the best ways to conserve energy is to make sure the lights are turned off when no one is in a room. This process can be automated using motion...
PBS
Pbs Learning Media: What Is a Wave?
This interactive activity adapted from the University of Utah's ASPIRE Lab provides an overview of the characteristics and properties of various types of waves, including light waves, sound waves, and water waves.
Better Lesson
Better Lesson: Waves Performance Assessment Part 2
Learners will use tools and materials to design and build a device that uses light or sound to solve the problem of communicating over a distance. Resources included are videos of the lesson in action, a student worksheet, and an...
Other
Architectural Acoustics and Lighting: Room Acoustics
This site from Architectural Acoustics and Lighting provides a discussion of various factors affecting the acoustics of a given room. Room dimensions, the wavelength of the sound wave, the physical characteristics of the walls, the...
CK-12 Foundation
Ck 12: Fourth Grade Science
This customizable digital textbook covers topics related to fourth-grade science. It is Next Generation Science Standards (NGSS) aligned.
PBS
Pbs Kids: Zoom Printables & Activities
Fantastic variety of printable activities that cover motion-related principles. Topics include the following: experiments (engineering, structures, forces and energy, fluids, sound and light, patterns, human body); arts & crafts;...
Other
Unit conversion.org: Online Unit Converter
Need a unit converter? Links to the most common converters provide access to the answers you need quickly.
CK-12 Foundation
Ck 12: Physical Science for Middle School
This digital textbook covers core physical science concepts and includes interactive features, real world examples, and videos.
Other
Ask Numbers: Measurement Conversion Calculators and Charts
What kind of unit conversion would you like to do? This site will allow you to do a multitude of conversions. Just click on the specific measurement you are needing to convert. It also provides a history of measurements and a chart of...