Letsgowiththechildren.co.uk is offering a free printable voucher for 25% off tickets on the gate, valid until October 19, 2012.
To obtain this offer simply download the voucher and print it then take it to the ticket booth on the day of your visit. The voucher gives 25% off the gate ticket price for up to 4 guests.
For full details and to download the voucher click here.