Knowledge Tree
smartphone
Also known as: smartphones
Facts (36)
Sources
Parenting Children in the Age of Screens - Pew Research Center pewresearch.org Jul 28, 2020 20 facts
perspective71% of parents believe that the widespread use of smartphones by young children might potentially result in more harm than benefits for their development.
measurement71% of parents believe that smartphone use by children age 11 or younger will hurt their ability to learn effective social skills.
measurementParents with a college degree or higher (59%) or some college experience (60%) are more likely than those with a high school education or less (47%) to report spending too much time on their smartphones.
measurement55% of parents with a child under the age of 5 report that their child uses or interacts with a smartphone.
measurement71% of parents believe that smartphone use by children age 11 or younger will hurt their ability to develop healthy friendships.
measurement80% of parents report that their child age 5 to 11 uses or interacts with a tablet computer, while 63% report that their child age 5 to 11 uses or interacts with a smartphone.
measurement49% of parents with children age 5 to 11 report that they monitor the call records or text messages on the smartphone used by their child.
measurement68% of U.S. parents report that they are at least sometimes distracted by their phone when spending time with their children.
perspectiveParents express wariness regarding the impact of mobile devices on children, with relatively few believing children under 12 should own a smartphone.
measurementParents under the age of 50 are more likely than parents ages 50 and older to report feeling distracted by their smartphone when spending time with their children (70% vs. 55%).
measurement22% of parents believe it is acceptable for a child under the age of 12 to own a smartphone.
measurement45% of parents believe smartphone ownership is acceptable for children between the ages of 12 and 14, while 28% believe it is acceptable between the ages of 15 and 17.
perspectiveParents express concern that smartphone use by children age 11 or younger negatively impacts the development of interpersonal skills.
measurementJust over 50% of parents believe that smartphone use by children age 11 or younger will hurt their ability to do well in school.
measurement63% of parents report that their child age 5 to 11 uses or interacts with a smartphone.
measurement73% of parents believe it is acceptable for children to have their own smartphone only after reaching at least age 12.
measurement80% of parents with children age 5 to 11 report that they use digital 'grounding'—taking away a child's smartphone or internet privileges—as a disciplinary tactic.
measurement56% of parents with at least one minor child report that they spend too much time on their smartphone.
measurement68% of parents with at least one minor child say they are at least sometimes distracted by their smartphone when spending time with their children, with 17% saying this happens often.
measurement56% of U.S. parents report that they spend too much time on their smartphone.
The Children and Screens Guide for Child Development and Media ... childrenandscreens.org 5 facts
claimNeurobiological correlates for attention and cognitive load are observed when individuals perform simple tasks in the presence of a smartphone.
measurement95% of US teens aged 13 and older report having access to a smartphone.
claimResearch indicates that adolescents who own a smartphone before age 13 experience more negative health outcomes.
measurementThe average age of smartphone ownership in 2025 is 11 years old.
referenceThe Children and Screens organization provides a smartphone tip sheet series that includes guides on assessing readiness, preparing for healthy use, and managing media use after a child receives a smartphone.
The Impact of Global Economic Trends on Personal Investments onpointcu.com Apr 18, 2024 2 facts
Early Digital Engagement Among Younger Children and the ... pediatrics.jmir.org Jul 3, 2025 2 facts
measurementApproximately 72% of children aged 0 to 8 years and 38% of children younger than 2 years have access to smart devices such as smartphones, iPads, or tablets.
claimA significant proportion of children are beginning to engage with smartphones and other screen devices at an earlier age and for longer durations than recommended by childcare authorities.
The Children and Screens Guide for Child Development and Media ... childrenandscreens.org 1 fact
procedureTo evaluate a child's readiness for a personal device, parents should assess the following: 1) Can the child regulate emotions and behavior around screen time and transitions? 2) Does the child show maturity in turning off screens at agreed-upon times? 3) Does the child understand rules regarding smartphone use? 4) Can the child discuss device rules calmly without emotional outbursts? 5) Does the child follow screen rules like not downloading without permission or keeping screens out of the bedroom? 6) Does the child demonstrate impulse control and track time spent on activities? 7) Is the child competent in interacting with peers and extracurricular activities? 8) Is the child responsible in other areas of life, such as doing chores, getting ready for school, making their own lunch, and transporting themselves via transit or bike? 9) Is the child academically connected and do they have a sense of identity in their school environment?
Investigating the impact of sleep quality on cognitive functions ... frontiersin.org 1 fact
claimLondon University students who frequently used smartphones and tablets before bed reported poorer sleep quality and reduced cognitive abilities, according to Li et al. (2024).
Navigating the Digital Battlefield - Joint Air Power Competence Centre japcc.org 1 fact
claimThe Ukrainian Sky Fortress system utilizes smartphones to create mesh networks for audio drone detection, demonstrating the repurposing of commercial off-the-shelf technology for defense.
Active Electronic Components Market Size Report, 2030 grandviewresearch.com 1 fact
claimThe expansion of the electronic components market is anticipated to be fueled by increased consumer smartphone use and the introduction of active electronic components for 5G infrastructure network and communication equipment.
Seven observations and research questions about Open Design ... cambridge.org Oct 19, 2021 1 fact
claimPersonal computers and smartphones are implementations of Open Architecture Products (OAP) because they provide a backbone that allows for the operation of application-specific modules.
Long-Term Effects of Chronic Sleep Deprivation empowersleep.com Mar 15, 2023 1 fact
claimExposure to blue light emitted by electronic devices like smartphones and tablets before bedtime disrupts melatonin production and makes it more difficult to fall asleep; limiting the use of these devices at least one hour before bedtime helps improve sleep quality.
Behavioral Economics, and How it Affects Your Financial Decisions ... smlny.com Nov 12, 2024 1 fact
claimTechnology companies utilize anchoring as a marketing strategy, such as introducing a new smartphone at a high initial price point (e.g., $800) and later selling it at a lower price (e.g., $500) to influence consumer perception of value.