To Get more children interested in radio controlled car racing, we decided that all Under 13's Race for FREE (BRCA Membership required). This means they'll still be a member of TRCCC they just dont need to pay the TRCCC membership 
[UPDATE 2016]: U13 Race Fees will be £2. TRCCC 2016 Membership is Free. BRCA Membership is required -
https://www.brca.org (There is an allowance of up to 3 meetings for newcomers only before this becomes a requirement).