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Rebecca Cook

Sudden big chill | Science News for Kids - 0 views

www.sciencenewsforkids.org/...sudden-big-chill

earth

shared by Rebecca Cook on 09 Aug 12 - No Cached
  • Rebecca Cook on 09 Aug 12
     
    Weather- How the earth cooled quickly due to four volcano euptions hundreds of years ago. 'The Little Ice Age"
Rob Penningroth

Discovery Kids :: Tell Me - Why do we need trees? - 0 views

kids.discovery.com/...why-do-we-need-trees

life 6 trees oxygen

shared by Rob Penningroth on 09 Aug 12 - No Cached
  • Humans, and virtually all other critters, live on a gas called oxygen
  • Oxygen is one of the gases found in air and every single cell inside you needs the oxygen you inhale for energy! Sure, you also need food, but your body couldn't even make use OF the food you eat if you didn't have that oxygen.
Tanna Reiter

Martian Devil - 0 views

www.sciencenewsforkids.org/...martian-devil

8 earth space

shared by Tanna Reiter on 09 Aug 12 - No Cached
  • Tanna Reiter on 09 Aug 12
     
    Dirt Devils on Mars
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