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Dear Colleagues,</div>
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We are currently conducting a scoping review on the neurodevelopment of numerical cognition of toddlers aged 1 to 3 years. Our aim is to identify suitable task settings for this population.</div>
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We are seeking unpublished manuscripts, working papers, preprints, papers in press, theses, conference papers or posters, or any other form of grey literature or unpublished data related to this topic.</div>
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Inclusion criteria:</div>
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<div>Studies involving toddlers aged 1 to 3 years</div>
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<div>Longitudinal studies that include this age range, as long as outcomes for 1- to 3-year-olds are reported separately</div>
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<div>Experimental designs, both in home or laboratory settings</div>
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<div>Equipped numerical and mathematical cognition tasks on any mathematical outcome</div>
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Exclusion criteria:</div>
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<div>Studies that include a broader age range without independent analysis for 1- to 3-year-olds</div>
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<div>Tasks unrelated to numerical cognition or mathematical abilities</div>
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If you have any relevant work that fits these criteria, we would greatly appreciate it if you could share it with us via is00907@surrey.ac.uk by 17 April 2025. All contributions suitable for inclusion will be properly cited in our publication.</div>
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Please feel free to reach out with any questions or clarifications. Thank you for your time. We are very grateful for any contribution.</div>
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Best regards,</div>
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Melisa Sahiner</div>
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PhD Student, Psychology Department </div>
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University of Surrey</div>
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GU2 7XH, UK</div>
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