Earth Science Experiments

This engrossing collection offers a world of information and exciting activities and through experimentation, young scientists will really understand how plants give off oxygen and why life couldn't exist without them. They'll build a seismograph; filter water and find out how mountains are formed with the help of some clay and newspaper. Plus, they'll discover earth-friendly ways to save and reuse old clothes, toys and other household materials. No-Sweat Science[trademark] is made up of proven bestsellers that have sold hundreds of thousands of copies.