I saw a report that said the average child sits in front of a monitor for over seven hours a day. No one wants to spend the summer with the kids in front of the television. Get out, enjoy the sunshine and do a little science. Here are some science activities to do outdoors this summer. Water Conservation in the Garden Backyard and container gardens are popular activities for families who want to save a little money and grow their own food. Garden centers now sell polymers called Water Jelly Crystals. The crystals start out as a small pebble and when soaked in water, absorb the water and grow. Place a handful of Water Jelly Crystals in the dirt under the roots of your plant in gardens or containers. To make a raised garden, we placed cinder blocks over turned up dirt in the garden. Mix a ha...