Wordle is a great program for generating “word clouds” from text that you provide.
The clouds give greater prominence to words that appear more frequently in the source text.
You can tweak your clouds with different fonts, layouts, and color schemes.
The images you create with Wordle are yours to use however you like. You can print them [...]
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Why is water such a good solvent?
A water molecule is formed when two atoms of hydrogen bond covalently with an atom of oxygen.
In a covalent bond electrons are shared between atoms. In water the sharing is not equal. The oxygen atom attracts the electrons more strongly than the hydrogen. T
his gives [...]
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Earth Science Week 2009! Being held October 11-17, Earth Science Week 2009 will encourage people everywhere to explore the natural world and learn about the Geo-sciences.
“Understanding Climate,” the theme of Earth Science Week 2009, promotes scientific understanding of a timely, vital topic: Earth’s climate.
Earth Science Week Resources
American Geological Society - Newsletter
Earth Science Week Contests - [...]
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Learning algebra online can be fun and exciting for students, especially those students who are having difficulty with algebra.
Algebra interactive teaching tools can boost students’ algebra skills or provide help to get them going in the right direction!
The following interactive tools are designed for Middle School math students.
Online Algebra Interactive Tools
Algebra Balance Scales - this [...]