This crossword No. 11840 clues and answers were published on Sat 19 Apr 2008 and the puzzle can be visited by following The Guardian Quick Crossword No. 11840 link.
All Across Clues and Answers:
1-across – Strike with foot : KICK
3-across – Over the moon : ECSTATIC
9-across – Estimation : OPINION
10-across – Animal with two feet : BIPED
11-across – Acclaim : KUDOS
12-across – Large flatfish : TURBOT
14-across – University student yet to take degree : UNDERGRADUATE
17-across – Mystery : ENIGMA
19-across – Pier : JETTY
22-across – Perfect : IDEAL
23-across – Document detailing costs – ready to sing : INVOICE
24-across – Ordinary manual writing : LONGHAND
25-across – Bring down – hill : FELL
All Down Clues and Answers:
1-down – Act of rendering unconscious : KNOCKOUT
2-down – Young person : CHILD
4-down – Dismay – cast-iron tenon : CONSTERNATION
5-down – Fleshy underground stem : TUBER
6-down – Starchy substance used in puddings : TAPIOCA
7-down – System of rules : CODE
8-down – Mouth : KISSER
13-down – If you say so – in extremely good health : VERYWELL
15-down – Dark place of confinement : DUNGEON
16-down – Feeling that something has been experienced before : DEJAVU
18-down – Narrow ravine : GULCH
20-down – Group of common descent, culture etc : TRIBE
21-down – Clock face : DIAL
This crossword has in total 26 where 13 are across and 13 are down.