Parents often ask a simple question that has a surprisingly rich answer: how much sleep do children need? In busy Lagos households, with early school runs, long traffic delays, homework and television competing for the evening, sleep can quietly become the first thing to be sacrificed.
Yet many experts agree that enough sleep supports concentration, memory, mood and behaviour. This guide shares widely accepted sleep ranges, explains how rest helps learning, and offers a practical bedtime routine. It is general guidance only; if you are worried about your child’s sleep or health, speak to a doctor.
Sleep needs by age
Individual children differ, but many paediatric and sleep organisations suggest approximate ranges across a full 24 hours. Treat these as a guide rather than a strict rule:
A child who wakes happily, plays energetically and concentrates well is probably getting enough rest. A child who is constantly irritable, struggles to wake or falls asleep in class may need an earlier bedtime.
- Toddlers (about 1 to 2 years): around 11 to 14 hours, including naps
- Pre-schoolers (about 3 to 5 years): around 10 to 13 hours, including naps
- Primary-age children (about 6 to 12 years): around 9 to 12 hours
- Teenagers (about 13 to 18 years): around 8 to 10 hours
Sleep and memory
Many researchers believe that sleep helps the brain sort and store what was learned during the day. Rest also helps children regulate their emotions, which makes it easier to cope with a difficult lesson or a disagreement with a friend.
This is why staying up late to cram is rarely a good plan, especially before examinations. A student who revises for two hours and then sleeps well is often better prepared than one who studies until midnight and arrives at school exhausted. For students preparing for external exams, a steady sleep routine is as much a part of revision as past questions.
Tired children can also look very different from tired adults. Instead of yawning, they may become overactive, forgetful or quick to cry. If your child’s behaviour has changed, consider sleep as one possible factor.
Parents sometimes assume that older children need less sleep because they are busier and more independent. In fact, teenagers still need a good amount of rest, even though their natural body clock may make them feel awake later in the evening. Setting a sensible lights-out time, agreed together rather than imposed, helps them protect their rest during busy examination periods.
Building a bedtime routine
Children sleep best when evenings follow a predictable pattern. Work backwards from the time your child must wake for school. With morning resumption at 7:30am for primary and 7:45am for our secondary school, and the school run to consider, an early wake-up is common in many homes, so bedtime needs to be early enough to protect those hours.
A simple routine might look like this:
- Finish homework and dinner at a regular time.
- Have a bath and prepare the school bag and uniform for tomorrow.
- Dim the lights and keep the house calmer and quieter.
- Read a story together, or let older children read quietly.
- Say goodnight at the same time each evening, including weekends as far as possible.
Screens and sleep
Phones, tablets and televisions can make it harder for children to wind down, because the content is stimulating and the bright light may delay sleepiness. Many experts recommend switching off screens for an hour or so before bed and keeping devices out of the bedroom overnight.
Replace the screen with something calm, such as a book, soft music or a conversation about the day. Parents’ own habits matter too; children are more willing to put the phone away when the adults do the same. If you need more guidance, our article on screen time rules for children offers further ideas.
Frequently asked questions
Do older children still need naps?
Most primary-age children no longer nap, but they still need a long night’s sleep. Nap needs vary, so follow your child’s own pattern and ask a health professional if unsure.
Can a child catch up on sleep at weekends?
A little extra rest can help, but very different weekend and weekday schedules can make Monday mornings harder. A fairly consistent routine is usually better.
Sleep is one of the simplest ways parents can support learning. A regular bedtime, a calm evening and fewer screens at night give children the best chance of arriving at school alert and ready.
At Palmville, our school day begins early, and we know that preparation at home makes a difference. To see how our primary school day is organised, or to ask questions about settling a child into school routines, get in touch.