Curated OER
Selected Elements
This collection consists of a slide on each of the following unrelated, but fascinating elements: einsteinium, curium, radium, radon, nobelium, seaborgium, silicon, magnesium, and postassium. You will not find detailed information on the...
Curated OER
Do Some Research: Who discovered Radium?
In this researching radium worksheet, students discover who discovered it, write a short report, and draw a picture. Students compete three activities.
Curated OER
Calculating Half-Lives
In this calculating half-lives worksheet, students will use a table with a list of various isotopes and their half-lives to answer 5 problems.
Curated OER
The Radium Girls
In this radium learning exercise, 7th graders determine the substance used to make the dials of watches glow in the early 1900's. Then they explain why radium glows and what the three most common types of emissions from radioactive...
Encyclopedia of Earth
Encyclopedia of Earth: Radium
Information about the radioactive element, Radium, atomic number 88. Covers physical and atomic properties, how abundant it is on the Earth, and permissible exposure limits.
Famous Scientists
Famous Scientists: Maria Sklodowska Curie
Read about the life and scientific work of Marie Curie, possibly the most famous female scientist in history. In addition to providing biographical information, this page includes details on her scientific discoveries and her influence...
Nobel Media AB
The Nobel Prize: Pierre Curie Nobel Lecture
At this site download and read Pierre Curies Nobel Lecture, "Radioactive substance, especially radium" (in pdf format).
The Franklin Institute
Franklin Institute: The Case Files: History of Energy
An early history and biographies of the most prominent scientists involved in developing the main sources of energy used in the twentieth century.
Wikimedia
Wikipedia: Alkaline Earth Metals
Wikipedia offers a brief but accurate definition of alkaline earth metals. Includes a list of elements in the chemical series.
TED Talks
Ted: Ted Ed: History's Deadliest Colors
J. V. Maranto details history's deadliest colors, radium.
Ducksters
Ducksters: Chemistry for Kids: Elements Radium
On this website, the properties and characteristics of radium are discussed. Kids learn about the element radium and its chemistry including atomic weight, atom, uses, sources, name, and discovery.
Other
A Short History of the Atom
A classroom wiki where students present profiles of scientists who developed models of the atom or who contributed to the understanding of atomic theory. Covers Democritus, Aristotle, John Dalton, J.J. Thomson, Ernest Rutherford, Marie...