* The Essential Guide to Rocks site at www.bbc.co.ukeducationrocks accompanies the BBC2 series of the same name. It includes 10 virtual tours around Britain and an "animation featuring an interactive timeline charting 4,600 million years of dynamic geological history".
* Cool Planet, Oxfam's new site at www.oxfam.org.ukcoolplanet, offers a free service to teachers with instant lesson plans, homework projects, links to related sites, country-specific information and details of books, videos, photo-packs and case studies on global issues. The children's section, aimed at all ages, contains country information, facts and figures and interactive activities.
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