2025

• Sundan, Jon; Lorås, Håvard Wuttudal; Haga, Monika. (2025) Environmental constraints: a comparative analysis of children’s swimming competence in different aquatic environments. Physical Education and Sport Pedagogy
  Academic article
• Sundan, Jon; Lorås, Håvard Wuttudal; Haga, Monika. (2025) Construct Validity, Test-Retest Reliability, and Inter-Rater Objectivity of the Swimming Competence Assessment Scale (SCAS). International Journal of Aquatic Research and Education
  Academic article
• Lorås, Håvard Wuttudal; Haga, Monika. (2025) Non-linearity in Development of Dynamic Balance Repertoire in Middle Childhood. Journal of Motor Behavior
  Academic article
• Sigmundsson, Hermundur; Hauge, Håvard; Leversen, Jonas Sigurd Risberg; Haga, Monika. (2025) Dette kan gi unge mer stå-på-vilje. Gemini.no
  Popular scientific article
• Haga, Monika; Lorås, Håvard Wuttudal. (2025) Er svømmedyktig det samme som trygg i vann?. Gemini.no
  Popular scientific article
• Haga, Monika; Lorås, Håvard Wuttudal. (2025) Er svømmedyktig det samme som trygg i vann?. Gemini.no
  Popular scientific article
• Hagen, Ruben Vist; Haga, Monika; Sando, Ole Johan; Lorås, Håvard Wuttudal. (2025) Physical activity level and sport participation in association with academic achievement in physical education among adolescents. Frontiers in Sports and Active Living
  Academic article
• Porsanger, Lise; Haga, Monika; Gjølme, Egil Galaaen. (2025) Regulering av skolens svømme- og livredningsopplæring: En dokumentanalyse. Acta Didactica Norden (ADNO)
  Academic article
• Sigmundsson, Hermundur; Haga, Monika. (2025) Folk med positiv innstilling er bygd annerledes. Gemini.no
  Popular scientific article
• Haga, Monika; Sääkslahti, Arja; Schenker, Katarina; Bruun, Tine Hedegaard; Guldager, Julie Dalgaard; Gísladóttir, Thórdís Lilja. (2025) Aquatic Education for School Children: An Educational Expert Statement from the Nordic Consortium. Journal for Research in Arts and Sports Education
  Academic article

2024

• Sigmundsson, Hermundur; Haga, Monika. (2024) Growth Mindset Scale: Aspects of reliability and validity of a new 8-item scale assessing growth mindset. New Ideas in Psychology
  Academic article
• Lorås, Håvard Wuttudal; Haga, Monika; Hagen, Ruben Vist; Bjerke, Øyvind; Timler, Amanda; Sando, Ole Johan. (2024) Psychometric properties of the Adolescent Motor Competence Questionnaire for Norwegian adolescents. Frontiers in Psychology
  Academic article
• Lysne, Dag Atle; Haga, Monika; Høgseth, Harald Bentz; Heide, Anne Lise. (2024) Folkehelse og livsmestring i skolen – livskvalitet for alle i alle fag.
  Academic chapter/article/Conference paper
• Sundan, Jon; Haga, Monika; Lorås, Håvard Wuttudal. (2024) Swimming competence of 9–10-year-old Norwegian primary school children: A cross-sectional study of physical education. European Physical Education Review
  Academic article
• Sigmundsson, Hermundur; Haga, Monika. (2024) Passion and grit in individuals with high levels of growth mindset are different than in individuals who have low growth mindset. Acta Psychologica
  Academic article
• Haga, Monika; Malmin, Vilde; Østerlie, Ove. (2024) Secondary school students’ perception of health and teaching of health dimensions in physical education. Physical Education and Sport Pedagogy
  Academic article
• Sigmundsson, Hermundur; Hauge, Håvard; Leversen, Jonas Sigurd Risberg; Haga, Monika. (2024) I CAN intervention to increase grit and growth mindset: exploring the intervention for 15-year-olds Norwegian adolescents. Frontiers in Education
  Academic article

2023

• Sundan, Jon; Haga, Monika; Lorås, Håvard Wuttudal. (2023) Development and Content Validation of the Swimming Competence Assessment Scale (SCAS): A Modified Delphi Study. Perceptual and Motor Skills
  Academic article
• Østerlie, Ove; Haga, Monika. (2023) Meningsfull skolehverdag: – Vi vet hva som skal til.
  Feature article
• Sandseter, Ellen Beate Hansen; Sando, Ole Johan; Lorås, Håvard Wuttudal; Kleppe, Rasmus; Storli, Lise; Brussoni, Mariana. (2023) Virtual Risk Management-Exploring Effects of Childhood Risk Experiences through Innovative Methods (ViRMa) for Primary School Children in Norway: Study Protocol for the ViRMa Project. JMIR Research Protocols
  Academic article

2022

• Hagen, Ruben V.; Haga, Monika; Sigmundsson, Hermundur; Lorås, Håvard. (2022) The association between academic achievement in physical education and timing of biological maturity in adolescents. PLOS ONE
  Academic article
• Haga, Monika; Sigmundsson, Hermundur. (2022) Motorisk utvikling.
  Chapter
• Hagen, Ruben V.; Lorås, Håvard; Sigmundsson, Hermundur; Haga, Monika. (2022) Association between Motor Competence, Physical Fitness and Academic Achievement in Physical Education in 13-16-Years-Old School Children. Frontiers in Sports and Active Living
  Academic article
• Tortella, Patrizia; Haga, Monika; Lorås, Håvard; Fumagalli, Guido; Sigmundsson, Hermundur. (2022) Effects of Free Play and Partly Structured Playground Activity on Motor Competence in Preschool Children: A Pragmatic Comparison Trial. International Journal of Environmental Research and Public Health (IJERPH)
  Academic article
• Sigmundsson, Hermundur; Haga, Monika; Elnes, Magdalena; Dybendal, Benjamin Holen; Hermundsdottir, Fanny. (2022) Motivational factors are varying across age groups and gender. International Journal of Environmental Research and Public Health (IJERPH)
  Academic article

2021

• Vedul-Kjelsås, Vigdis; Haga, Monika. (2021) Kroppslig læring som motorisk kompetanse.
  Academic chapter/article/Conference paper
• Tortella, Patrizia; Ceciliani, A; Fumagalli, Guido; Jidovtseff, Boris; Wainwright, N; Fjørtoft, Ingunn. (2021) Children’s outdoor movement education: position statement. Journal of Physical Education and Sport (JPES)
  Academic article
• Haga, Monika. (2021) Body and movement in early childhood; spaces for movement-based play. Journal of Physical Education and Sport (JPES)
  Academic article
• Hagen, Ruben V.; Lorås, Håvard; Sigmundsson, Hermundur; Haga, Monika. (2021) The Association Between Pupil-Related Psychological Factors and Academic Achievement in Physical Education. Journal of teaching in physical education
  Academic article
• Sigmundsson, Hermundur; Newell, Karl M.; Polman, Remco C.J.; Haga, Monika. (2021) Exploration of the Specificity of Motor Skills Hypothesis in 7–8 Year Old Primary School Children: Exploring the Relationship Between 12 Different Motor Skills From Two Different Motor Competence Test Batteries. Frontiers in Psychology
  Academic article

2020

• Ensrud-Skraastad, Ole Kristian; Haga, Monika. (2020) Associations between Motor Competence, Physical Self-Perception and Autonomous Motivation for Physical Activity in Children. Sports
  Academic article
• Sigmundsson, Hermundur; Haga, Monika. (2020) Hvem blir eksperter?.
  Academic chapter/article/Conference paper
• Sigmundsson, Hermundur; Haga, Monika; Hermundsdottir, Fanny. (2020) Passion, grit and mindset in young adults: Exploring the relationship and gender differences. New Ideas in Psychology
  Academic article
• Haga, Monika. (2020) Developmental cascades: how new motor skills create new opportunities for exploration and learning. International Motor Development Research Consortium International Motor Development Research Consortium
  Academic anthology/Conference proceedings
• Lorås, Håvard; Haga, Monika; Sigmundsson, Hermundur. (2020) Effect of a single bout of acute aerobic exercise at moderate-to-vigorous intensities on motor learning, retention and transfer. Sports
  Academic article
• Haga, Monika; Bredland, Ebba. (2020) Folkehelse og breddeidrett.
  Chapter
• Aslaksen, Karoline; Haga, Monika; Sigmundsson, Hermundur; Lorås, Håvard. (2020) Evidence for a common multi-modal learning style in young adults? A psychometric investigation of two modality-specific learning style inventories. Frontiers in Education
  Academic article
• Haga, Monika; Haapala, Eero A.; Sigmundsson, Hermundur. (2020) Physical Fitness.
  Academic chapter/article/Conference paper
• Hagen, Ruben V.; Lorås, Håvard; Sigmundsson, Hermundur; Haga, Monika. (2020) The Relationship Between Pupils` Psychological Factors and Mark in Physical Education. Journal of Sport & Exercise Psychology (JSEP)
  Abstract

2019

• Tortella, Patrizia; Haga, Monika; Ingebrigtsen, Jan Erik; Fumagalli, Guido; Sigmundsson, Hermundur. (2019) Comparing Free Play and Partly Structured Play in 4-5-Years-Old Children in an Outdoor Playground. Frontiers in Public Health
  Academic article
• Stranda, Håvard; Haga, Monika; Sigmundsson, Hermundur; Lorås, Håvard Wuttudal. (2019) The effect of aerobic exercise on speed and accuracy task components in motor learning. Sports
  Academic article
• Sigmundsson, Hermundur; Haga, Monika; Hermundsdottir, Fanny. (2019) The passion scale: Aspects of reliability and validity of a new 8-item scale assessing passion. New Ideas in Psychology
  Academic article
• Sellereite, Ingvild; Haga, Monika; Lorås, Håvard. (2019) Fysisk aktivitet som verktøy i det Helsefremmende arbeidet opp mot Rus og Psykisk helse: En Brukerundersøkelse i FIRE – Stiftelsen Ett skritt videre. Tidsskrift for psykisk helsearbeid
  Article in business/trade/industry journal
• Sigmundsson, Hermundur; Haga, Monika; Ofteland, Greta Storm; Solstad, Trygve. (2019) Breaking the reading code: Letter knowledge when children break the reading code the first year in school. New Ideas in Psychology
  Academic article
• Gísladóttir, Thórdís Lilja; Haga, Monika; Sigmundsson, Hermundur. (2019) Motor competence in adolescents: Exploring association with physical fitness. Sports
  Academic article

2018

• Sigmundsson, Hermundur; Eriksen, Adrian Dybfest; Ofteland, Greta Storm; Haga, Monika. (2018) Gender Gaps in Letter-Sound Knowledge Persist Across the First School Year. Frontiers in Psychology
  Academic article
• Haga, Monika; Tortella, Patrizia; Asonitou, Katerina; Charitou, Sophia; Koutsouki, Dimitra; Fumagalli, Guido. (2018) Cross-Cultural Aspects: Exploring Motor Competence Among 7- to 8-Year-Old Children From Greece, Italy, and Norway. Sage Open
  Academic article
• Lorås, Håvard; Haga, Monika; Sigmundsson, Hermundur. (2018) Effect of different exercise modes at high intensity on immediate learning and arousal. International Journal of Sport and Exercise Psychology
  Academic article
• Østerås, Berit; Sigmundsson, Hermundur; Haga, Monika. (2018) Psychometric Properties of the Perceived Stress Questionnaire (PSQ) in 15–16 Years Old Norwegian Adolescents. Frontiers in Psychology
  Academic article
• Haga, Monika; Vrotsou, Katerina; Bredland, Ebba. (2018) Visualizing Physical Activity Patterns among Community-Dwelling Older Adults: A Pilot Study. Sports
  Academic article

2017

• Sigmundsson, Hermundur; Trana, Leif Magnus; Polman, Remco C.J.; Haga, Monika. (2017) What is trained develops! Perspective on skill learning. Sports
  Academic article
• Sigmundsson, Hermundur; Eriksen, Adrian Dybfest; Ofteland, Greta Storm; Haga, Monika. (2017) Letter-Sound Knowledge: Exploring Gender Differences in Children When They Start School Regarding Knowledge of Large Letters, Small Letters, Sound Large Letters, and Sound Small Letters. Frontiers in Psychology
  Academic article
• Østerås, Berit; Sigmundsson, Hermundur; Haga, Monika. (2017) Physical Fitness Levels Do Not Affect Stress Levels in a Sample of Norwegian Adolescents. Frontiers in Psychology
  Academic article
• Sigmundsson, Hermundur; Englund, Kjellrun Thora; Haga, Monika. (2017) Associations of Physical Fitness and Motor Competence With Reading Skills in 9- and 12-Year-Old Children: A Longitudinal Study. Sage Open
  Academic article
• Sigmundsson, Hermundur; Lorås, Håvard; Haga, Monika. (2017) Exploring Task-Specific Independent Standing in 3- to 5-Month-Old Infants. Frontiers in Psychology
  Academic article

2016

• Østerås, Berit; Sigmundsson, Hermundur; Haga, Monika. (2016) Pain is prevalent among adolescents and equally related to stress across genders. Scandinavian Journal of Pain
  Academic article
• Sigmundsson, Hermundur; Haga, Monika. (2016) Motor competence is associated with physical fitness in four- to six-year-old preschool children. European Early Childhood Education Research Journal
  Academic article
• Haga, Monika; Trana, Leif Magnus; Sigmundsson, Hermundur. (2016) Teoretiske perspektiver på utvikling og læring.
  Academic chapter/article/Conference paper
• Sigmundsson, Hermundur; Lorås, Håvard W.; Haga, Monika. (2016) Assessment of motor competence across the life-span: Aspects of reliability and validity of a new test battery. Sage Open
  Academic article
• Tortella, Patrizia; Haga, Monika; Lorås, Håvard W.; Sigmundsson, Hermundur; Fumagalli, Guido. (2016) Motor Skill Development in Italian Pre-School Children Induced by Structured Activities in a Specific Playground. PLOS ONE
  Academic article

2015

• Haga, Monika; Sigmundsson, Hermundur. (2015) Fysisk aktivitet i skolen- betydningen av fysisk aktivitet for utvikling av fysisk form og motoriske ferdigheter.
  Academic chapter/article/Conference paper
• Vedul-Kjelsås, Vigdis; Stensdotter, Ann-Katrin; Haga, Monika; Sigmundsson, Hermundur. (2015) Physical fitness, self-perception and physical activity in children with different motor competence. European Journal of Adapted Physical Activity
  Academic article
• Haga, Monika; Gísladóttir, Thórdís Lilja; Sigmundsson, Hermundur. (2015) The relationship between motor competence and physical fitness is weaker in the 15–16 yr. adolescent age group than in younger age groups (4–5 yr. and 11–12 yr.). Perceptual and Motor Skills
  Academic article
• Østerås, Berit; Sigmundsson, Hermundur; Haga, Monika. (2015) Perceived stress and musculoskeletal pain are prevalent and significantly associated in adolescents : An epidemiological cross-sectional study. BMC Public Health
  Academic article

2014

• Gísladóttir, Þórdís; Haga, Monika; Sigmundsson, Hermundur. (2014) Motor competence and physical fitness in adolescents. Pediatric Physical Therapy
  Academic article
• Tortella, Patrizia; Fumagalli, Guido; Lorås, Håvard W.; Haga, Monika; Sigmundsson, Hermundur. (2014) Exploring the effects and specificity of playground activities on motor skills in 5 years old children. Science & sports
  Abstract
• Sigmundsson, Hermundur; Leversen, Jonas Sigurd Risberg; Haga, Monika. (2014) Læring av ferdigheter- erfaringsbasert seleksjon.
  Academic chapter/article/Conference paper

2013

• Haga, Monika; Sigmundsson, Hermundur. (2013) Motorisk utvikling.
  Chapter
• Gísladóttir, Þórdís; Haga, Monika; Sigmundsson, Hermundur. (2013) Physical Fitness Measures Among Adolescents With High and Low Motor Competence. Sage Open
  Academic article

2012

• Vedul-Kjelsås, Vigdis; Sigmundsson, Hermundur; Haga, Monika; Stensdotter, Ann-Katrin. (2012) The relationship between motor competence, physical fitness and self-perception in children. Child: Care, Health and Development
  Academic article
• Leversen, Jonas; Haga, Monika; Sigmundsson, Hermundur. (2012) From Children to Adults: Motor Performance across the Life-Span. PLOS ONE
  Academic article

2011

• Haga, Monika. (2011) Motor development, physical fitness and health in children. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU, 1503-8181 (2011:221)
  Doctoral dissertation

2010

• Haga, Monika. (2010) Allsidig bevegelseserfaring, fysisk utfoldelse og bevegelsesglede.
  Academic chapter/article/Conference paper
• Sigmundsson, Hermundur; Haga, Monika. (2010) Research on children with developmental coordination disorder – some challenges! Commentary on C.L. Tsai and S.K. Wu. Perceptual and Motor Skills
  Academic article

2009

• Haga, Monika; Sigmundsson, Hermundur. (2009) Response to letter to editor. Physiotherapy
  Academic article
• Haga, Monika. (2009) Physical Fitness in Children With High Motor Competence Is Different From That in Children With Low Motor Competence. Physical Therapy
  Academic article
• Haga, Monika; Sigmundsson, Hermundur. (2009) Response to Letter to the Editor. Physiotherapy. Physiotherapy
  Reader opinion piece

2008

• Haga, Monika. (2008) The relationship between physical fitness and motor competence in children. Child: Care, Health and Development
  Academic article
• Haga, Monika. (2008) Physical fitness in children with movement difficulties. Physiotherapy
  Academic article
• Haga, Monika; Pedersen, Arve Vorland; Sigmundsson, Hermundur. (2008) Interrelationship among selected measures of motor skills. Child: Care, Health and Development
  Academic article

2007

• Sigmundsson, Hermundur; Haga, Monika; Hopkins, Brian. (2007) Sex differences in perception: Exploring the integration of sensory information with respect to vision and proprioception. Sex Roles
  Academic article
• Sigmundsson, Hermundur; Haga, Monika. (2007) Udvikling af ferdigheder hos børn. Dansk Psykologisk Forlag Dansk Psykologisk Forlag
  Textbook

2006

• Haga, Monika; Sigmundsson, Hermundur. (2006) Fysisk aktivitet i skolen. - Betydningen av fysisk aktivitet for utviklingen av fysisk form og motoriske ferdigheter.
  Academic chapter/article/Conference paper
• Haga, Monika; Sigmundsson, Hermundur. (2006) Fysisk aktivitet i skolen : betydningen av fysisk aktivitet for utvikling av fysisk form og motoriske ferdigheter.
  Academic chapter/article/Conference paper

2005

• Sigmundsson, Hermundur; Haga, Monika. (2005) Ferdighetsutvikling : grunnbok i utvikling av barns ferdigheter. Universitetsforlaget Universitetsforlaget
  Non-fiction book
• Sigmundsson, Hermundur; Haga, Monika. (2005) Ferdighetsutvikling - fra teori til praksis.
  Academic chapter/article/Conference paper
• Haga, Monika; Sigmundsson, Hermundur. (2005) Hvilken betydning har motorisk kompetanse hos barn i forhold til sosiale, psykologiske og fysiske faktorer?.
  Academic chapter/article/Conference paper
• Haga, Monika; Sigmundsson, Hermundur. (2005) Ferdighetsutvikling innen idrett : øvelse gjør mester. Gymnos
  Article in business/trade/industry journal

2004

• Sigmundsson, Hermundur; Haga, Monika. (2004) Det som trenes utvikles!.
  Academic chapter/article/Conference paper
• Haga, Monika; Sigmundsson, Hermundur. (2004) Motorisk utvikling - en teoretisk oversikt.
  Academic chapter/article/Conference paper
• Haga, Monika; Gradovski, Mikhail; Sigmundsson, Hermundur. (2004) Perspektiver på utvikling: virksomhetsteori og propabilistisk epigenese.
  Academic chapter/article/Conference paper
• Haga, Monika; Sigmundsson, Hermundur; Gradovski, Mikhail. (2004) Perspektiver på utvikling : virksomhetsteori og probabilistisk epigenese.
  Academic chapter/article/Conference paper
• Sigmundsson, Hermundur; Haga, Monika. (2004) Motorikk og samfunn. En samfunnsvitenskapelig tilnærming til motorisk atferd. SEBU Forlag SEBU Forlag
  Academic anthology/Conference proceedings
• Haga, Monika; Sigmundsson, Hermundur. (2004) Det som trenes, utvikles!.
  Academic chapter/article/Conference paper
• Haga, Monika; Sigmundsson, Hermundur. (2004) Motorikk og samfunn : en samfunnsvitenskapelig tilnærmingtil motorisk atferd. SEBU Forlag SEBU Forlag
  Non-fiction book
• Haga, Monika. (2004) Motorikk og fysisk aktivitet hos barn.
  Academic chapter/article/Conference paper
• Haga, Monika; Sigmundsson, Hermundur. (2004) Motorisk utvikling : en teoretisk oversikt.
  Academic chapter/article/Conference paper

2002

• Haga, Monika. (2002) Perspektiver innen motorisk utvikling : motorisk kompetanse og fysisk aktivitetsnivå hos barn. NTNU NTNU
  Masters thesis

2000

• Haga, Monika; Sigmundsson, Hermundur. (2000) Perspektiver innen motorisk utvikling. Nordisk fysioterapi
  Academic article
• Sigmundsson, Hermundur; Haga, Monika. (2000) Barn og motorisk kompetanse8 Children and motor competence). Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article