A rough guess Animation Play

An interesting article Animation Play

Consumption of energy Animation Play

Cost of energy Student activity Play

Cost of energy Simulation Play

Cost of energy Whiteboard exercise Play

Electricity is not free Animation Play

Electricity meter Whiteboard exercise Play

Electricity meter Student activity Play

Electricity meter as a meter of power Whiteboard exercise Play

Electricity meter as a meter of power Student activity Play

Electricity meter as a meter of power Simulation Play

Energy consumption label Animation Play

Ethanol as a stimulant Student activity Play

Fuel consumption Animation Play

How human activities change the natural environment Student activity Play

How humans affect the environment Slideshow Play

How to estimate the cost of electrical energy Whiteboard exercise Play

How to estimate the cost of electrical energy Student activity Play

How to save energy Student activity Play

How to save energy Simulation Play

How to save energy Whiteboard exercise Play

Introduction to direct proportion Student activity Play

Lead Slideshow Play

Pollution with heavy metals Student activity Play