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Our exclusive content integrates science and engineering practices with disciplinary core ideas and cross-cutting concepts in alignment with the Next Generation Science Standards.
About NGSSModule of the day
Tracking the development of our understanding of the atomic structure of matter, this module begins with the contributions of ancient Greeks,…
Term of the day
[noun] A substance that dissociates into 2 or more oppositely charged ions in water. Electrolytic solutions conduct electricity because the charged…
Science Blog
![Pythagoras and the cult of number perfection]( "Pythagoras and the cult of number perfection")
March 21, 2018
Pythagoras and the cult of number perfection
![Anaximenes of Miletus: Moving to purely naturalistic explanations]( "Anaximenes of Miletus: Moving to purely naturalistic explanations")
March 7, 2018
Anaximenes of Miletus: Moving to purely naturalistic explanations
![Anaximander: Evolution, Earth as a body in space, and the first experiment]( "Anaximander: Evolution, Earth as a body in space, and the first experiment")
February 21, 2018
Anaximander: Evolution, Earth as a body in space, and the first experiment
![Thales of Miletus: Grandfather of the Age of Science]( "Thales of Miletus: Grandfather of the Age of Science")
February 7, 2018
Thales of Miletus: Grandfather of the Age of Science
![Ancient Ionia and the origins of scientific thinking]( "Ancient Ionia and the origins of scientific thinking")
January 24, 2018
Ancient Ionia and the origins of scientific thinking
