Measuring Your World is a series of programs on the subject of mathematics, ecology and statistics. The series is designed for 4th through 7th grade students in mathematics and science classes. Each program includes a teacher's guide with discussion questions, collaborative activities and mathematical exercises. The series features an ecology awareness theme, focusing on the activities of the volunteer organization, Students for a Better Earth, as they use statistics to measure the environmental condition of their community. Subjects covered include: Identify types of pollution. Discuss the importance of recycling. Read, create and interpret tables of statistics. Analyze data to find the range. Analyze data to find the average. Read, create and interpret bar graphs. Read, create and interpret pie charts. Read, create and interpret scatter diagrams. Read, create and interpret run charts. Find the probability of an event. Use random sampling to make predictions. Use probability concepts to solve problems. Interpret statistical patterns.