juvenile films

Presents an exploration of genetics, examining such topics as DNA, cloning versus normal reproduction, cloning techniques, and transgenics, and includes quizzes on the featured material.

Presents an exploration of birds, examining such topics as the development of birds, their prehistoric ancestors, wing design, and adaptation; and includes quizzes on the featured material.

Presents an exploration of heat, examining such topics as how heat flows, how the human body maintains a stable internal temperature, how animals adapt to extreme temperatures, the transfer of heat energy, and solar energy; and includes quizzes on the featured material.

Contains a brief overview of volcanoes and their causes and includes a quiz, definitions of unfamiliar vocabulary, a discussion question, and activity.

Discusses the Pilgrims' founding of Plymouth Colony and explores daily life in the colony.

Explains what a protist is; introduces several protists, including diatoms, kelp, and the most complex single-celled organism--the paramecium; and includes a hands-on investigation of euglena's plant-like and animal-like characteristics.

Examines the structure and history of Earth from the perspective of visitors from a distant galaxy, focusing on the formation, eruption, and classification of volcanoes; looks at the difference between magma and lava; features a visit to Horseshoe Lake at Mammoth Mountain, California; and includes a demonstration of how tilt meters are used.

Examines the structure and history of Earth from the perspective of visitors from a distant galaxy, focusing on the water cycle and the processes of evaporation, condensation, and precipitation; features a visit to a desalination plant; and includes a demonstration of how an artesian well works.

Examines the structure and history of Earth from the perspective of visitors from a distant galaxy, focusing on the properties of ocean water, with discussion of tides, the topography of the ocean floor, and life zones within the ocean; and includes an investigation of the effects of water temperature on ocean currents.

Examines the physical and emotional changes the body undergoes during adolescence.