Other
Web ref.org: Manganese
A nice set of paragraphs summarizing basic information on manganese, its properties and applications. Well done links on all technical terms and vocabulary.
Chemicool
Chemicool: Manganese
Chemicool.com offers a very well organized set of data tables describing the chemical and physical properties of manganese. Very helpful.
Web Elements
Web Elements Periodic Table: Manganese
This article discusses the reaction of manganese with things such as: water, air, acids, bases, etc.
University of Kentucky
Uk: Manganese Comics
A pair of comic strips where magnesium figures prominently. Interesting and fun. Could be nice visuals for a presentation.
US Geological Survey
Usgs: Manganese
A detailed listing of available government reports on magnesium ores and minerals. Lots of information is accessible through thee links.
Curated OER
[Bohr Model of Manganese]
An outstanding site for information on manganese and its chemical and physical properties.
Other
Moms Team: u.s. Dietary Reference Intakes (Dr Is) for Minerals
Here is a chart with useful information on the minerals you need to be healthy. Includes "functions" and "sources" of calcium, iron, magnesium, sodium, potassium, zinc, copper, selenium, chromium, manganese, iodine, fluoride, and phosporus.
Curated OER
Production of Iron, Manganese, and Chromic Iron Ores in Africa, 1913
"Production of iron, manganese, and chromic iron ores in Africa in 1913.
Curated OER
N America Production and Consumption of Iron, Manganese, Chromic Iron Ores, 1913
"Production and consumption of iron, manganese, and chromic iron ores in North America in 1913.
Curated OER
Etc: Maps Etc: South America Production of Iron and Manganese Ores, 1913
"Production and consumption of iron and manganese ores in South America in 1913.
Other
Moms Team: Minerals Important for Child's Diet
At this website find the answers to the following questions: "What Are Minerals?", "What Types of Minerals Are There?", "What Do Minerals Do?", and "How Can I Ensure My Child Gets Enough Minerals?" Information is provided in simple note...
Other
Scienceviews.com: Minerals and Their Uses
Every segment of society uses minerals and mineral resources everyday. The roads we ride or drive on and the buildings we live learn and work in all contain minerals. Below is a selected list of commonly used metallic and nonmetallic...
Geographic
Vietnam Geography
Contains all basic information on Vietnam geography with hyperlinks to more information on the Vietnam economy, politics, and military.
Wikimedia
Wikipedia: Amethyst
Wikipedia provides a general overview of the ornamental stone, the amethyst. Content includes a focus on its physical characteristics, history, and role in folklore.
Other
Kids World : Plant Nutrition
Plants need certain nutrients to grow well. Use this site to find out what plants need, how to care for them, how to read a fertilizer label, and do the fun activities, like a quiz, a puzzle and a coloring book.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Northeast China, 1971
"Northeast China - the provinces of Heilungkiang, Kirin, and Liaoning - is the most important region of the country and a nationally significant and still-developing center of agricultural production. Most of the Northeast remained...