Power Systems and Efficiency - Nuts! Investigation

Perform data analysis on energy consumption to apply algebraic expressions to the real world. Learners will write and solve equations that answer various questions from residential power use. They will collect data at home and calculate...

Students list the reasons why people chose hybrid cars over traditional cars. In this technology lesson, students create a poster describing how hybrid cars work. They discuss ways to save fuel and improve a car's efficiency.

Wave goodbye to the same old demonstrations for alternative energy sources, and wave hello to this one investigating ocean waves! Using a water bottle to create an oscillating water column, learners see and possibly hear how the...

Following this procedure, eager engineers construct a working model of a piston system, similar to that in an internal combustion engine. Perfect for STEM or automotive technology classes, the activity comes complete with analysis and...

Thoroughly written, this plan walks you through every detail of having your high school astronomers design scale models of the solar system. Complete instructions on building to scale, lesson procedures, and associated worksheets are all...

Students explore photovoltaic systems. In this alternative energy lesson, students calculate solar panel efficiency and convert devices to solar energy using photovoltaic cells.

Through scientific inquiry, middle schoolers discover how to arrange solar cells in order to produce electricity. This activity is intended to prepare learners to be able to design and construct solar cars. As with other resources...

Middle school scientists construct a working water wheel from an aluminum pie pan. Because of the sharp edges on the cut aluminum, this activity is for mature learners only. You could have your class compete to see whose wheel can lift...

Are your household devices eating up a lot of energy? Pupils investigate household energy efficiency through a set of activities. They find ways to improve energy efficiency and reduce consumption. This is the 21st installment of a...

How high did the ball go? Engineering teams build a working pneumatic system that launches a ball into the air. The teams vary the amount of pressure and determine the accompanying height of the ball. An extension of building a device to...