What are cookies?

Cookies are small text files used to provide or enhance the services we offer online. They are small files stored on your computer. We use them on this website to allow us to measure visitor numbers, and to enhance functionality in some areas. Our cookies do not contain any personal information about you. You can choose to refuse cookies. We encourage you to accept the cookies our website uses as they help us to improve the user experience for you.

To control cookies use the controls in your browser. A summary of these is available on the All About Cookies website.   

For more information on the law and cookies see the EU Cookie law page on the Information Commissioner’s Office website.

Essential Cookies

These cookies ensure the website performs and you can use all of its features.

Session cookies
This website uses a cookie called "session" containing a unique code of letters and numbers. The session cookie is used as a reference to remember choices you make as you use the site (e.g. details of searches you have run). Session cookies are stored temporarily and will expire when you close your browser.

My Challenger cookies
My Challenger uses a cookie called "currentSet" containing a unique code that identifies the logged in users' My Challenger set. My Challenger cookies are stored temporarily and will expire when you close your browser.

Information cookies

These cookies collect anonymous information about how a website visitor uses the website. They are anonymous and don’t collect any information that could identify you. The benefit of this is it allows us to see how the website performs and which bits people want to use.

Google Analytics is used on this website and you can find out more on the Cookie Law website.

Alternatively you can opt out of Google Analytics for all websites.

Used to distinguish users.


Used to throttle request rate.

Website functions cookies

These cookies remember any preferences you might set when using the website. For example, if you set the text size and any customisation options. They can include commenting information on pages as well.

We use Session Cookies, which are temporary cookies that remain in the cookie file of your computer until you close your browser, at which point they are normally deleted. Cookies are not executable code and therefore cannot look into your computer and obtain information about you and cannot be used to identify who you are.

Third party cookies

Most third party cookies allow links to other websites. In particular this type of cookie connects to social and sharing websites like Pinterest, Facebook and Twitter. Using these cookies allows you to share interesting content without leaving the website.

This web site uses AddThis for these links and their cookie policy is available on their Privacy & Data Practices page.

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These cookies are created by the AddThis social sharing widget to enable visitors to share content with a range of networking and sharing platforms, as well as storing an updated share count.