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When reviewing motor performance skills research, it is imperative to explicitly define

the features and characteristics of related terms such as, motor skills, motor performance skills,

motor development, motor learning and motor abilities. The term motor development describes

the transformation in movement behaviour from childhood to adulthood and the factors that lead

to these changes (Clark and Whitall, 1989). More specifically, it refers to progressive, age-related

biological developments whereby movement behaviour changes. Key factors affecting

developmental changes in movement behaviours include experience, stage of maturation and

aging.

Motor learning is a term used to describe physical adaptations that are relatively

permanent as a result of practice, training and structured strategies rather than development due

to maturation (Lloyd et al., 2015; Schmidt and Lee, 1988). Motor learning not only includes the

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previously acquired motor skills (Cherni et al., 2019; Gjinovci et al., 2017; Meylan and

Malatesta, 2009). Learning and skill development however, are symbiotic as the effectiveness of

learning specific sport-related motor skills depends on the developmental status and the demands

imposed on the biological system (Sigmundsson, Trana, Polman, and Haga, 2017).

Movement skill is defined as a structured and well-controlled series of intended body

movements to achieve the desired result (Rudd et al., 2015). Movements of the body, head and

limbs must be coordinated to result in the efficient performance of a movement skill effectively,

such as illustrated in a forward roll. Cognitive and sensory processes influence an individual's

choice of movements and how they are applied (van der Fels et al., 2015). For example, the

bilateral movements and timed performances used in a dodge. Motor abilities also influence the

way a person will perform and learn motor skills. The term motor ability describes the capacity

of the individual to perform a variety of motor skills (Lämmle, Tittlbach, Oberger, Worth, and

Bös, 2010; Magill and Anderson, 2007). For example, possessing adequate muscular power

(speed-strength) to surmount an obstacle and maintain balance illustrates the concepts of using

multiple movement skills to complete a task. A diverse range of critical motor abilities underlies

the performance of a motor skill. In the past, motor abilities have been classified as general

motor coordination (i.e. multi-limb and gross body coordination) balance, spatial orientation,

strength, and power (Fleishman, Quaintance, and Broedling, 1984). More recently, motor

abilities have been regarded as multidimensional, comprising of five general dimensions:

flexibility; endurance; speed; strength and coordination with ten sub-dimensions (anaerobic

endurance, aerobic endurance, muscular endurance, coordination under time pressure, maximum

strength, action velocity, speed-strength, speed of response) (Lämmle et al., 2010). This

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individual performs specific components of that skill, for example, run-up, side steps,

backswing, forward swing. The underlying motor abilities involved in the throwing of the javelin

are; coordination under time pressure, multi-limb coordination, the speed of leg and arm

movement, aiming and speed-strength (power).

Motor performance skills is a term used internationally in published literature. Examples

such as motor skills (Barnett, Morgan, van Beurden, and Beard, 2008), fundamental movement

skills (Gallahue and Ozmun, 2006), fundamental sports skills (Larsson and Quennerstedt, 2012),

are used to describe movement skills that are essential for complex specific activities like sport-

specialized skills that individuals may engage in (Behringer et al., 2011; Wickstrom, 1983).

'Motor performance skill proficiency' is the level of competency achieved via the learning,

practice and development of core motor performance skills in combination with sufficient

development of motor abilities required, such as power, speed and strength resulting in efficient

and effective movement in a multitude of physical and sporting activities (Collins, Booth,

Duncan, and Fawkner, 2019). These motor abilities are the building blocks for physical literacy,

which if adequately adopted in childhood will possibly have a positive effect on motor

performance skills proficiency later in life (Gallahue and Ozmun 2005).

Explosive power is considered an essential element for performing motor performance

skills and everyday activities (Buonomano and Merzenich, 1998; Cotman and Berchtold, 2002;

Cureton and Barry, 1961; Delaš, Miletić, and Miletić, 2008; Fransen et al., 2014; Kraemer et al.,

2001; Rarick and Dobbins, 1975; Saez-Saez de Villarreal et al., 2010). Most motor performance

skills require fast, explosive movements to be performed efficiently and effectively, for example;

jumping, throwing, hopping, skipping and running. Children with adequate motor coordination,

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degree of postural control and intensity (Barnett et al., 2016; Bremer and Cairney, 2016;

Trecroci, Cavaggioni, Caccia, and Alberti, 2015). Even the tests of motor performance skills

require some combination of power (strength and speed) and motor control. Jumping tasks

require motor coordination and muscle power to project the body horizontally forward in the

standing long jump or vertically in the vertical jump. Throwing tasks require motor coordination

and power in propelling an object, most often in the form of a ball thrown for distance. Dashes or

sprints are a test of running speed that requires power and coordination to move the body as

rapidly as possible. Shuttle runs are used as an indicator of agility, which is the ability to alter the

direction when moving rapidly. More recently, muscular power has been identified as being the

most integrated physical quality in learning motor performance skills for seven and eight-year-

olds and is highly correlated with motor performance in children (Delaš et al., 2008). Therefore,

muscular power is a crucial motor quality associated with the efficient and effective execution of

motor performance skills.

In education, some professionals perceive that a natural predisposition of children to

move and be playful will then involuntarily translate toward the achievement of motor

development and motor skills (Stodden et al., 2008). Based on this assumption, children will

naturally develop proficiency in motor performance skills and the importance of specific skill

learning, practice and stimuli to obtain proficiency may be ignored. In reality, appropriate

learning, practice, instruction, encouragement and sufficient development of motor abilities such

as power, speed and strength, are necessary to develop proficiency (Lubans, Morgan, Cliff,

Barnett, and Okely, 2010). Furthermore, a child may require an environment that provides a

quality learning environment with adequate opportunities to participate in physical activities with

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