Learning how to ride a bike marks a big milestone in a young child’s life. But at what age are they ready for it? There’s no hard-and-fast rule, says Nico Langenbeck from German consumer organization Stiftung Warentest. The child should have developed a sense of balance and good motor skills, and for some kids, that means they are ready to learn to ride a bike at 3 years old, while for others it might take until they are four or five years old. Another indicator that your child is ready to learn cycling is when they start showing an interest in bikes, says cycling awareness campaigner Thomas G…