Algebra uses letters and symbols in the place of numbers and can be used to simplify expressions. Algebraic notation close algebraic notationA series or system of written symbols used to represent ...

Diagram 1: This diagram shows all squares on the chessboard identified by their coordinates. You would notice along the sides of the board there are letters and numbers. They are used to identify ...

While educators and policymakers debate whether 8th graders can be readied to learn algebra, Sigrid B. Frawley sits in front of her kindergartners with a magic bag. She puts three tokens in the bag ...

So far, in our introduction to chess, we have named the chess pieces and examined how the Rook, Knight, Bishop, Queen, King and Pawn are moved. We noted that the chessboard is correctly ready for play ...