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Chris Van Allsburg
This is the official website for the children's author, Chris Van Allsburg. Includes a biography, interviews, timeline, and many interactive activities. Click on one of his works to take a sneak peek at the book. Winner of the Caldecott...
CK-12 Foundation
Ck 12: Trigonometry: Distance Between Two Polar Coordinates
[Free Registration/Login may be required to access all resource tools.] Find the distance between two points expressed in polar coordinates.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: De Los Numeros Naturales a Los Complejos
This interactive unit will expand your knowledge from natural to complex numbers. Learn how to express a complex number in polar form, move from rectangular form to polar form and vice versa, operate with complex in polar form and...
ReadWriteThink
Read Write Think: Get the Reel Scoop: Comparing Books to Movies
Young scholars compare a book to its film adaptation, and then perform readers theater of a scene from the book that they feel was not well represented in the movie version.
Houghton Mifflin Harcourt
Chris Van Allsburg: Houghton Mifflin Books
Provides a brief biography, a bibliography with synopses, the text of his two Caldecott Medal acceptance speeches, and three audio samples of Vans Allsburg's works.
Varsity Tutors
Varsity Tutors: Web English Teacher: Chris Van Allsburg Lesson Plans
Explore the informative links found within this site to gain an insight into the life and work of Chris Van Allsburg. This site provides lesson plans, teaching ideas and activities for several of his works.
TES Global
Blendspace: Author Study Chris Van Allsburg
A learning module with eleven links to information, websites, pictures, and videos about award-winning author Chris Van Allsburg.
Curated OER
Ed Tech Clearinghouse: Koppen Climate Classification of North America, 1911
A map from 1911 of the climate regions of North America using the classification system developed by Wladimir Koppen, based on the concept that native vegetation is the best expression of climate. The major groups are (A)...