On you mark, get set, quack! You're not likely to hear that in Tlell on Saturday, but it is time for the Child Center's first-ever duck race.Five hundred carnival ducks will be let loose into the Tlell River and allowed to float downstream. At the Haida House, one of the ducks, perhaps the one with your number, will cross the line first and be declared the winner. First prize is $1,000, second is $250 and third $150.It's all for a good cause, the QC Child Centre, which offers preschool classes for kids 18 months to school age.Join the fun in front of the Haida House from 2 to 3 pm. There's coffee and cake, etc. available.Get your ticket in advance and enjoy. They are available from any Child Centre family.