Purpose:Theprimaryaimofthisstudywastodevelopanassessmentofthefundamental,combined,andcomplexmovementskillsrequiredtosupportchildhoodphysicalliteracy.Thesecondaryaimwastoestablishthefeasibility,objectivity,andreliabilityevidencefortheassessment.Methods:Anexpertadvisorygrouprecommendedacourseformatfortheassessmentthatwouldrequirechildrentocompleteaseriesofdynamicmovementskills.Criterion-referencedskillperformanceandcompletiontimeweretherecommendedformsofevaluation.Children,8–12yearsofage,self-reportedtheirageandgenderandthencompletedthestudyassessmentswhileattendinglocalschoolsordaycamps.FacevaliditywaspreviouslyestablishedthroughaDelphiexpert(n=19,21%female)reviewprocess.Convergentvaliditywasevaluatedbyageandgenderassociationswithassessmentperformance.Inter-andintra-rater(n=53,34%female)objectivityandtest–retest(n=60,47%female)reliabilitywereassessedthroughrepeatedtestadministration.Results:Mediantotalscorewas21of28points(range5–28).Mediancompletiontimewas17s.Totalscoreswerefeasibleforall995childrenwhoself-reportedageandgender.Totalscoredidnotdifferbetweeninsideandoutsideenvironments(95%confidenceinterval(CI)ofdifference:-0.7to0.6;p=0.91)orwith/withoutfootwear(95%CIofdifference:-2.5to1.9;p=0.77).Olderage(p<0.001,η2=0.15)andmalegender(p<0.001,η2=0.02)wereassociatedwithahighertotalscore.Inter-raterobjectivityevidencewasexcellent(intraclasscorrelationcoefficient(ICC)=0.99)forcompletiontimeandsubstantialforskillscore(ICC=0.69)for104attemptsby53children(34%female).Intra-raterobjectivitywasmoderate(ICC=0.52)forskillscoreandexcellentforcompletiontime(ICC=0.99).Reliabilitywasexcellentforcompletiontimeoverashort(2–4days;ICC=0.84)orlong(8–14days;ICC=0.82)interval.Skillscorereliabilitywasmoderate(ICC=0.46)overashortinterval,a
