Suffer from hay fever? Need a new mattress? Fancy building your own robot? Read on for this week's fantastic and unique deals:

Suffer from hay fever?

• Chemist Direct - 3 For 2 across the whole Benadryl range. With the sun finally out and the pollen count going up it looks like Hay Fever season is up on us! Chemist Direct have some fantastic offers, so stock up whilst you can. Donation ranges from 1.5% to 4% dependent on product.

Fancy building your own robot? For big kids and little kids alike!

• Conrad Electronic UK - Build Your Own Robot! Begin your journey into robotics with ready to assemble kits with detailed instructions. Ideal for getting familiar with the topics of electronics, mechanism and programming, and suited for school and training as well as for hobbyists. Prices start from £7.97. Donation 2%

Need a new Mattress?

• Mattressman - 20% off British Bed Company Mattresses. Code required. Expires 3rd May 2013. Donation: 3% with a voucher code, 6% without

Need a break?

• LateRooms.com - Super Spring Sale with up to 75% off! Expires 3rd June 2013. Donation now increased to 4%

• Superbreak.com - Save money on Bank Holiday breaks. The leading short break specialist providing a range of tailor-made city and weekend breaks throughout the UK & Overseas. Donation now increased to 6.5%. Expires Midnight Sunday 28th April 2013

On your Bike!

• Chain Reaction Cycles - Spring Clearance Sale up to 90% off! Expiry date TBC. Donation 2%

Seeing clearly:

• Glasses Direct - Fantastic 5-in-1 offer! Get 40% off frames, free delivery, up to 40% off lens packages, a free second pair when you spend over £55 on frames, and option free dark tints at Glasses Direct this Spring. Code required. Expires Monday 29th April 2013 at Midnight. Donation 3.5%

Plus much much more...see the offers section for many more deals

To see full details on these and other offers, and to ensure that your transactions are tracked in order to raise money for your chosen cause, please click on the merchant name to go to the WUSA eStore. (Please be sure to read any terms and conditions that may apply).

Hurry, many offers are for a limited period only.