1) MAKE A RAIN GAUGE and RECYCLE PLASTIC BOTTLESBuild a rain gauge by cutting off the top third of the plastic bottle and inverting the top inside the bottom to form a funnel. Use a permanent marker to record inches on the side of the bottle. Explain that people who report on the weather need to know how much it rains each day. Introduce your rain gauge and have children brainstorm ways the … [Read more...] about Recycling Plastics for Kids!