Web Elements
Web Elements Periodic Table: Calcium
A very valuable site with a wealth of data on calcium, its uses and properties and some important reactions involving calcium.
Chemicool
Chemicool: Calcium
A nice Chemicool site with a clearly presented summary of many important properties of calcium.
Read Works
Read Works: Bones on the Go!
[Free Registration/Login Required] An informational text about the human skeleton and some of its stronger bones. A question sheet is available to help students build skills in reading comprehension.
Science Bob Pflugfelder
Science Bob: Body Zone: The Skeleton
An introduction to the function of the skeletal system, including blood cell production and the importance of calcium.
University of Illinois
University of Illinois Extension: Food for Thought: Milk, Yogurt, and Cheese Group
Kids will want to eat more dairy products when they learn the importance of calcium and when they realize that drinks, like banana milkshakes and hot chocolate, are not only nutritious but fun treats. Here, learn tips for getting young...
Other
Vanderbilt Structural Biology Department: Calcium Binding Proteins Database
Complete listing of calcium-binding proteins, including specifics on domain binding. Also contains sequence and further structural information.
Other
The Ef Hand Calcium Binding Protein Data Library
This site contains general, sequential, and structural information on calcium binding proteins.
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.
Precision Nutrition
Encyclopedia of Food: Calcium
Got milk? Find a detailed summary of calcium and how humans process it in this entry.
Treehut
Suzy's World: Skeleton
Use this site to find out what a skeleton is with this quick fact sheet.
WebMD
Web Md: Electrolytes and Electrolyte Imbalances
What are electrolytes? What do electrolytes do? Find simple answers to these questions in the two paragraphs provided on this website.
Ducksters
Ducksters: Chemistry for Kids: Elements: Calcium
Kids learn about the element calcium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of calcium.
Science Struck
Science Struck: Calcium Carbonate vs. Calcium Citrate
This article explains the difference between calcium carbonate and calcium citrate and why calcium is important for human health.
Curated OER
Kids Health: Osteoporosis
When someone's bones weaken they are said to have osteoporosis. Learn all about the different types, signs and symptoms, and how it is treated. Find out what you can do to prevent getting it as an adult.
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.
US National Library of Medicine
Medline Plus: Electrolytes
This website provides a brief definition of "electrolytes" and a few examples of the types of electrolytes that exist in your blood.
Curated OER
[Bohr Model of Calcium]
This site provides information about the element Calcium (Ca), and includes its atomic structure, isotopes, and other facts.