Far-Out Science Projects with Height and Depth: How High is Up? How Low is Down?

How high are the clouds? If you dug a hole to the center of Earth, how deep would it be? Can you use shadows to find the height of a tree? There are so many things to measure in the world around us. The ideas introduced in this book will help readers perform exciting and fun experiments. Some will even give your readers ideas for their science fair. All readers need are some simple materials, most of which can be found around the home, school, or neighborhood.