What can I buy with B/.13.47

You can buy one of the following:

Chocolate Potatoes
Gifts for £8 (B/.12.27) from hawkin
Water Lights
Toys for £8 (B/.12.27) from hawkin
Make Your Own Bouncy Ball Kit
Gifts for £8 (B/.12.27) from hawkin
Scientific calculator
Casio FX-85GT+ scientific calculator for £7.99 (B/.12.26) from source
One litre of double gloucester
One litre of double gloucester for £7.87 (B/.12.08)