All times ET. Not all candidates are listed. CNN will broadcast a projected winner only after an extensive review of data from a number of sources. "Flipped seat" denotes a race where the 2020 ...

A look at the cells of different organisms and a comparison of the structures found in plant and animal cells. All animal cells are surrounded by a membrane which contains the cytoplasm. Nearly all ...

Numbers are made of digits. Where a digit is placed in a number tells you what value the digit has. You can use place value headings, like ones, tens and hundreds, to help you understand the value of ...