TWO Olympic cyclists are urging youngsters to use their heads and wear a helmet.

Nicole Cooke and Jamie Staff, part of this year's British team, have teamed up with the Government's THINK! road safety campaign.

Department of Transport statistics reveal three child cyclists were killed in Lewisham between 2000 and 2003.

The period also saw 70 young cyclists injured in Lewisham and 56 in Greenwich.

For a free guide on safety tips, parents can call 0870 1226236.