Timely ideas and information, with daily updates. Frequently Asked Questions Thousands of web sites for educators and students. Support for long-term classroom planning and professional development. Information covering important topics for today's educators and parents. Activities in this book, developed for grades 4 to 8, are intended to develop such skills as controlling variables, measurement, modeling, and recording data.
Students build model houses and hot water heaters to discover more about solar power.
They conduct experiments to determine the effects of size, color, and number of windows on the amount of heat produced from sunlight. An introductory activity defines the concepts of a controlled experiment. A special section on building a solar oven is provided. Extension and age modification suggestions are included. Also included are source lists for suggested materials, bibliographic information for suggested books, and blackline masters.