Features kids having real world experiences along with microphotography and clear, colorful graphics. The recurring theme of the series is the hierarchy of the human body: cells, organs and organ systems. Each program includes a hands-on activity.

[v. 1].The brain & the nervous system -- [v. 2]. Cells -- [v. 3]. Circulatory & respiratory systems -- [v. 4]. Digestive & excretory systems -- [v. 5]. Genes & heredity -- [v. 6]. Health & nutrition -- [v. 7]. Immune system -- [v. 8]. Interrelationship of the body systems -- [v. 9]. Reproductive & endocrine systems -- [v. 10]. Skeletal & muscular systems.