There is nothing better on a hot summer day than a glass of ice cold lemonade. Learn how to make this thirst quenching treat and maybe make some money at the same time. This book will teach you how to build a stand and set up shop to sell to neighbors and friends. So, make your sign and start selling lemonade! This title will allow students to ask questions, make observations, and gather information about a situation people want to change to define a simple problem that can be solved through the development of a new or improved object or tool.