Sand And Water 2Nd Grade Project. Web this package is packed with 8 pages of fun sensory and science activities and recipes that are great for preschool and kindergarten classrooms. (5 results) about 70% of earth's surface is covered by.
Next, make similar structures with dry soil and dry sand, for a total of four structures: Web repeat step 6 with the wet sand. Experiment with ways that water can break the stone.