The “terrible twos” can feel like a dramatic change. A toddler who once accepted help may suddenly reject almost every request, resist getting dressed, insist on doing everything alone and collapse into tears over seemingly tiny disappointments.
Despite the name, this stage is usually a normal part of development. Tantrums are especially common between ages 1 and 3, and the CDC notes that toddlers at this age are rapidly developing social, emotional, language and thinking skills while also becoming more independent.
The difficult behaviour often begins between about 18 and 24 months, although every child develops differently.
At this age, children are discovering that they have preferences and can influence what happens around them. They want to choose their clothes, feed themselves, decide when to leave the playground and complete tasks without assistance.
The problem is that independence develops faster than emotional control.
Toddlers may understand much more language than they can express. They can know exactly what they want without having the vocabulary to explain it. That gap can quickly turn frustration into crying, screaming, hitting or throwing.
They are also testing boundaries. A two-year-old does not yet have understanding of rules or consequences, so repeating the same behaviour is often part of learning where the limits are. The American Academy of Pediatrics notes that two-year-olds still have limited ability to internalise behavioural rules and tend to respond better to redirection, acceptable choices and praise than punishment.
When a toddler loses control, adding another angry voice usually makes the situation harder.
Developmental and behavioural pediatrician Mary Wong explains that children rely on parents to help them regulate emotions, so a calm response can make it easier for them to settle.
Keep your words short and your tone steady. If you are becoming overwhelmed yourself, make sure your child is safe and take a brief moment to regain composure.
The goal is not to eliminate every tantrum immediately. It is to show your child what emotional regulation looks like.
Acknowledging emotions does not mean giving in.
You might say, “You’re upset because it’s time to leave,” or “You really wanted that toy.”
Simple language helps toddlers gradually connect physical feelings with words such as angry, sad, frustrated or disappointed.
The CDC recommends helping young children notice and name emotions as part of developing emotional skills.
You can recognise the feeling while keeping the boundary: “I know you’re angry, but I won’t let you hit.”
That combination of empathy and consistency is often more useful than a long explanation in the middle of a meltdown.
If a limit disappears every time screaming begins, a toddler may learn that escalating the reaction changes the outcome.
This does not mean ignoring genuine distress. Comfort and connection still matter. But if you have said no to something reasonable and safe, try not to reverse the decision simply to stop the crying.
Cleveland Clinic specialists recommend waiting until the child has calmed before discussing what happened rather than negotiating during the peak of the tantrum.
Consistency makes boundaries more predictable, which can actually feel reassuring to young children.
Toddlers are remarkably easy to redirect compared with older children.
If your child is trying to climb somewhere unsafe, invite them to build something on the floor. If they are reaching for a fragile object, offer something they are allowed to explore instead.
Small choices can also reduce power struggles.
Instead of asking, “Do you want to get dressed?” when dressing is not optional, try, “Blue shirt or green shirt?”
The American Academy of Pediatrics specifically recommends giving toddlers limited choices and using redirection during this stage.
Sometimes a tantrum is less about defiance than biology.
A tired, hungry or overstimulated toddler has far less capacity to cope with disappointment.
Protect regular sleep, meals and snack times where possible. Pack food for long outings and avoid scheduling difficult errands when your child is usually exhausted.
Transitions can also be challenging. Give simple advance warnings: “Five more minutes, then we’re leaving the park.”
Predictable routines help young children understand what comes next and can reduce unnecessary battles. CDC parenting guidance emphasises consistent routines, rules and age-appropriate expectations.
Before treating every outburst as a discipline problem, ask what might be driving it.
Is your child tired? Hungry? Overwhelmed by noise? Unable to communicate what they need? Frustrated because an activity is too difficult?
Developmental pediatrician Carrie Cuffman explains that toddler behaviour usually has a reason, and understanding what is driving it can help parents respond in a way that teaches rather than simply reacts.
The answer will not always change the boundary, but it may change how you handle the moment.
For many children, tantrums gradually become shorter and less frequent as language, emotional regulation and self-control improve. The CDC specifically notes that tantrums are expected in the second year and generally decrease as children get older.
There is no precise birthday when the phase ends. Some families notice major improvement around ages 3 or 4, while others see a slower transition.
Development varies considerably, so comparisons with other toddlers are rarely useful.
Strong emotions alone are usually not a warning sign. Still, speak with your child’s healthcare professional if you have concerns about development, language, social interaction or behaviour, particularly if your child loses previously acquired skills or is not meeting expected developmental milestones.
The CDC recommends monitoring how children play, learn, speak, behave and move, and seeking further assessment when parents or clinicians remain concerned.
The difficult moments of toddlerhood are often the same moments in which independence, communication and emotional skills are being built. Calm boundaries, predictable routines and realistic expectations can make the process easier for both child and parent.