25. The computer implemented method of claim 23 , wherein the step of determining a relevance of the first learning objective to the second learning objective comprises determining a quantitative similarity of meaning therebetween.
25. The computer implemented method of claim 23 , wherein the step of determining a relevance of the first learning objective to the second learning objective comprises determining a quantitative similarity of meaning therebetween. 29. The computer implemented method of claim 25 , wherein the step of determining a quantitative similarity of meaning between the first and second learning objectives comprises an interrogating search engine to query a predefined resource or an on-line search engine and then learning the closeness of the two input terms from the results.