https://padlet.com/poua1_15/nbm9kr8vwdnd en-us 2017-12-29 17:17:13 UTC 2017-12-29 17:18:50 UTC hello@padlet.com poua1_15 https://padlet.com/poua1_15/nbm9kr8vwdnd/wish/218160858 Watch the video clip carefully.

What two types of soil are there?
1.
2.]]> 2017-12-29 17:17:39 UTC https://padlet.com/poua1_15/nbm9kr8vwdnd/wish/218160858 poua1_15 https://padlet.com/poua1_15/nbm9kr8vwdnd/wish/218160917 2017-12-29 17:18:44 UTC https://padlet.com/poua1_15/nbm9kr8vwdnd/wish/218160917