Explores the physical characteristics, habitats, behavior, life cycles, defenses, and hunting tactics of different kinds of reptiles; presents a demonstration of how chameleons use camouflage; and visits a herpetologist to show how venom can be milked from snakes' fangs.
Examines the evolution, physical characteristics, behaviors, environments, and life cycles of amphibians, including frogs, toads, newts, and salamanders.
In addition to the understanding of how their ears function and the enjoyment and learning ears can bring, young children will also begin to appreciate that their ears must be properly cared for to insure a lifelong ability to hear.
Introduces cells, helping children visualize them by comparing them to bricks and factories, and describes a cell's parts, the differences between animal and plant cells, the special structures of various human cells, the photosynthesis process, and light and electron microscopes.
Examines the structure and history of Earth from the perspective of visitors from a distant galaxy, focusing on the plant and animal life that developed during each of four geologic time periods; looks at the layers of rock found under the ocean floor; and includes a demonstration of how geologists learn from formations in rock layers.
Presents real-world problems that provide students in grades four through seven with strategies for developing algebraic thinking, covering variables, basic function tables, basic operations, balanced number sentences, variable isolation, and other topics.
Bill Nye the Science Guy answers questions about genes, and conducts an experiment that shows viewers how to determine if their physical characteristics are similar to those of their parents.
