River Valley Civilization by Wilmot-Henry, Ava https://padlet.com/avawilmothenry/gfqxclryhje0ar4i en-us 2020-09-13 23:07:22 UTC 2023-02-13 15:38:46 UTC hello@padlet.com Indus River Valley Civilization avawilmothenry https://padlet.com/avawilmothenry/gfqxclryhje0ar4i/wish/930022914 1. When we flush our toilets TODAY.. I think the waste goes______

2. I think the civilization 4000 years ago did_____________________to get rid of human waste.





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