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Children and smartphone use: necessary or harmful?

Question

Smartphones are increasingly common among children. Some people believe that children should be allowed to use smartphones from an early age because these devices help them learn and stay connected. Others argue that smartphones have negative effects on children's development and should be restricted. To what extent do you agree or disagree?

Write at least 250 words. You should spend about 40 minutes on this task.

Model essay (estimated band 7.0 · 255 words)

Smartphones are now part of everyday life, and their suitability for children is a hotly debated topic. I believe that smartphones can be beneficial for children in several ways, but only if their use is carefully supervised and limited.

On the one hand, smartphones offer clear educational and safety advantages. Educational apps and accessible information can reinforce classroom learning; for example, a maths app may help a child practice arithmetic at home. In addition, a phone gives parents reassurance because they can contact or locate their child in an emergency. As I wrote above, “educational apps can reinforce numeracy and literacy,” and this practical value should not be dismissed.

On the other hand, unrestricted smartphone use can be detrimental to development. Excessive screen time is linked to poorer concentration, disrupted sleep and less real-world social interaction. While smartphones grant immediate access to information and reassurance for parents, they also expose children to addictive content and reduced face-to-face interaction. I have seen classmates who, because of constant messaging and social media, struggle to focus during lessons.

Given these pros and cons, it seems sensible to adopt a balanced approach. Parents and schools should teach digital literacy, set time-restricted usage and employ parental controls to block inappropriate material. Policy-makers could support families by publishing clear guidelines about age-appropriate use and recommended limits.

In conclusion, I partly agree that smartphones have a place in children’s lives because of their educational and safety benefits; however, without careful management their negative effects mean they should not be used without restriction.

Band commentary

Task Response
The essay addresses the prompt directly and gives a clear position: "I believe that smartphones can be beneficial for children... but only if their use is carefully supervised and limited." It discusses both advantages and disadvantages and offers practical solutions (digital literacy, time-restricted usage), thereby fully satisfying the task.
Coherence & Cohesion
Ideas are well organised into clear paragraphs with progression from benefits to drawbacks to solutions. Cohesive devices such as "On the one hand," "On the other hand," and "Given these pros and cons," guide the reader. The essay also uses referents effectively, for example: "As I wrote above, ‘educational apps can reinforce numeracy and literacy,’" which links back to the earlier point.
Lexical Resource
A good range of vocabulary is used appropriately: phrases like "educational apps," "parental controls," "digital literacy," and "time-restricted usage" are precise and relevant. The writer also uses collocations such as "expose children to addictive content" and "reinforce classroom learning," demonstrating flexibility in expression.
Grammatical Range & Accuracy
The candidate uses complex structures accurately, for example: "While smartphones grant immediate access to information and reassurance for parents, they also expose children to addictive content and reduced face-to-face interaction." There are few minor lapses in style (e.g. the phrasing "As I wrote above" is slightly informal in an academic essay), but overall grammar and sentence variety are strong and consistent with a band 7 level.

Estimated band scores for practice only. Not affiliated with or endorsed by IELTS, the British Council, IDP or Cambridge.