Choosing a child’s bike.
There are lots of bikes available for children. One of the main differences between them is weight. The lighter the bike the better.
There is some good guidance on what to look for when buying a children’s bike on the following sites:
Cycle Sprog also have a kid’s bike search tool
Some children’s bikes, particularly Islabikes and Frog Bikes hold their value well and second-hand bikes can be bought and sold on sites such as Facebook Marketplace, Gumtree and Ebay.