Testing the north river

 Testing the North River
In room 7 Red bands have been reading a book called Testing the north river you can see that I have put a link on the top. When we looked in the book it said that they were testing river water 'good water and bad water to see what was cleaner. Then they went too see what water was the best one and cleanest one and they were they found out that river water was dirtyer then the bad water. And then they went back and were testing how many insect and that when in the river water so the clean up some rubbish and some more insect came.