Curated OER
Displaying Triangular Numbers
Patterns of numbers don't come along every day, and so when they do, they need to be bragged about! The basic definition of triangular numbers begins this site which also lists many of the properties of these numbers, highlights the...
Curated OER
[Bohr Model of Unununium]
A look at the transition metal unununium, which was renamed roentgenium in 2004. Includes basic information, including symbol, number, mass, melting and boiling points, and numbers of protons, electron, and neutrons.
Curated OER
Child Poverty Rates Across the States, 2005
A nice fact-sheet that gives the basic facts regarding children in American who are living at poverty levels or below. The numbers of children in poverty appear to be increasing to almost 13 million. The sheet identifies which ethnic...
Curated OER
Child Poverty Rates Across the States, 2005
A nice fact-sheet that gives the basic facts regarding children in American who are living at poverty levels or below. The numbers of children in poverty appear to be increasing to almost 13 million. The sheet identifies which ethnic...