This activity guide, developed to provide hands-on environmental education activities geared towards the Falls Lake State Recreation Area in North Carolina, is targeted for grades 3, 4, and 5 and meets curriculum objectives of the standard course of study established by the North Carolina Department of Public Instruction. Three types of activities are included: pre-visit, on-site, and post-visit. The on-site activity is conducted at the park, while pre- and post-visit activities are designed for the classroom. The activities are designed to teach students the basic fundamentals of a food chain and food web, and how human impact can affect each of these energy chains. Major concepts included are: food chains, food webs, interaction of individuals in a community, and human impact on the environment. Includes a vocabulary list, scheduling worksheet, parental permission form, North Carolina Parks and Recreation program evaluation, and information about Falls Lake State Recreation Area. (MKR)