Biology Junction
Plant Diversity
Ginkgo trees existed for more than 350 million years, and, at this time, only one species still remains. While plant diversity generally increases over geologic time, some interesting exceptions occur. Young scientists learn about plant...
American Museum of Natural History
What is Earth?
Humans have only inhabited Earth for a short part of its existence. An online resource explains how scientists use clues from rocks and fossils to piece together information about Earth prior to humans. The online instruction includes...
ESL Kid Stuff
Measuring Parts of the Body
"How tall are you?" "Who has the longest arms?" As part of a study of the names of various body parts, language learners use rulers and tapes to measure parts of the body.
NASA
Paper Rockets
Get first hand experience in rocket building and motion through an easy-to-follow picture and word-based directions sheet. Here, learners build a paper rocket by wrapping and taping paper strips around a pencil, and then launching their...
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