Children’s boundary testing is a normal part of gaining independence, experts say

Children often test household rules when a new babysitter arrives, but experts emphasise that such behaviour reflects curiosity and independence rather than difficulty. Preparation and consistency can ease the process, helping children feel secure and understand boundaries more confidently.

Children can be perfectly well behaved and still treat a new babysitter as a live test of the household rulebook. What looks like mischief is often curiosity: a small, quiet attempt to work out which limits are fixed, which are negotiable and which only apply when a parent is present. Child development experts say that is a normal part of growing up, not necessarily a sign that a child is difficult.

That is why the first things children challenge are usually the routines that matter most to them, from bedtime and screen time to snacks, manners and how loudly they can get away with talking indoors. Consistency matters because children learn quickly whether a rule is real or merely optional, and a sitter who responds calmly and firmly usually stops the probing sooner than one who improvises. Child development guidance published by Baby Chick says children test boundaries as they become more independent, while National Parenting Authority says clear limits help children feel secure and understand what is expected of them.

Preparation can make those tests less intense. Bsit says children often need time to warm to a new caregiver and benefit from meeting the babysitter before being left alone together. Care.com similarly recommends a trial session, not as a perfection test but as a chance to see how the sitter handles ordinary pushback, communicates with the child and fits the family’s routines. A written note on bedtime, snacks, homework and chores can remove much of the guesswork before the evening even begins.

The same advice applies to the more common stalling tactics. “One more episode”, repeated bathroom trips, complaints of being scared and claims that rules are different for a sibling are all ways of checking whether the new adult will hold steady. In practice, the best response is usually brief and unhurried: acknowledge the request, restate the rule and move on. The aim is not to win a battle but to show that the boundary will not change simply because the person enforcing it is new.

Families who want the handover to go more smoothly can also make the first few sessions feel familiar. Join Bubble advises introducing the child to the babysitter in advance, which can reduce anxiety and make cooperation more likely once the sitter is on their own. The broader point is simple: children are not always trying to break the rules, only to map them. Once they understand that the limits are steady, most stop testing so hard.