Macmillan/McGraw-Hill
 
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Grade 4
Unit 4: Inquiry
Sew Many Ideas!
Kids Power Lab

What will Earth look like in the year 2050? Will we have a clean environment? Here are some inventions that can help reduce pollution.
  • Under Edison Adventures, click Ferris Wheel.

  • Find out how solar energy is used to turn this Ferris wheel.

  • To learn about another invention, click Cool Electric Cars.

  • Scroll down and click the links to learn about electric cars.

  • Can you think of other inventions that would be good for the environment?