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Play Crossword Puzzle
1 Rocks that don't let any water through
2
3 It is underground water
4
5 Rocks with tiny holes that let the water through
6 Water without salt
7
8
9 River of ice
10
11 It is a layer of porous rock that stores water
12
13
9
5
4
2
1
12
7
8
13
6
3
11