The following Macromedia Shockwave sites are excellent for some
interactive revision and can assist in the learning process.
ESL
Grammar Web - Listen
to a short spoken passage (in an American accent), then answer
the following questions to the best of your ability. The answers
are explained.
A History of Money -
Trace the history of currency systems throughout the world by
following this time-line. Covers coins, cowrie shells, and cows.
Pythagorean Theorem -
Prove Pythagoras' famous theorem about measuring the sides of
a triangle by dragging the pieces of two smaller squares into
a larger square.
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