Discusses the history of Ellis Island, describing its various uses, the structures built upon it, and the experiences of immigrants arriving at the immigration center.
Examines energy in its different forms, discussing heat and temperature, changes of energy, alternative energy, and the role of energy in supporting life
Describes the different types of fossil fuels, including coal, oil, and natural gas, how they are used today, why they are nonrenewable, and what affect...
An introduction to flamingos, including their size, diet and everyday behavior, which highlights differences between those in the wild and those living in a zoo...
Explains displacement and fundamentals of sailing, gives directions for building a catamaran and a hovercraft, and suggests experiments showing how things float.
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Discusses the history of Ellis Island, describing its various uses, the structures built upon it, and the experiences of immigrants arriving at the immigration center.
Examines energy in its different forms, discussing heat and temperature, changes of energy, alternative energy, and the role of energy in supporting life
Describes the different types of fossil fuels, including coal, oil, and natural gas, how they are used today, why they are nonrenewable, and what affect...
An introduction to flamingos, including their size, diet and everyday behavior, which highlights differences between those in the wild and those living in a zoo...
Explains displacement and fundamentals of sailing, gives directions for building a catamaran and a hovercraft, and suggests experiments showing how things float.
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