You could buy
You can buy one of the following:
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Carl Sagan's Cosmos DVD
Inspirational and wide-appeal science series. Thirteen episodes, each one hour long. for £11.71 (FR16.97) from source -
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Shopping list
You can buy all of the following:
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100 Cups of instant coffee
Cost per cup of instant coffee for £0.05 (FR0.07) -
1 A speck of dust made of anti-hydrogen gas
A speck of dust made of anti-hydrogen gas for US$0.05 (FR0.05) -
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1 A grain of sand made of double gloucester
A grain of sand made of double gloucester for £0.00 (FR0.00)