The most cost effective way whilst they are learning is to put them on the parent's policy that has the most no claims and is the lowest risk. The issue of adding a learner driver is rarely the issue, it is after that it is. A company that has recently come to my attention is www.quotegoat.com/compare-car-insurance-quotes/che.../

From the research I have carried out, they have located some good underwriters that write favourable policies at a reasonable cost.