How does a microscope work? What can you discover with it? How are single-celled organisms, minerals, plant, and animal cells structured? This book helps in choosing the right microscope and describes how to use it from the ground up. Step by step, it explains which magnification is appropriate, how to prepare your own samples, and how to create permanent preparations. Professionals will find extra tips and can learn about research microscopes such as the scanning electron microscope. The book also covers digital microscopy - taking micro and macro photos with a smartphone.