0-6 Years Child Developmental Behavior Assessment Scale (Child Psychology Scale - II)

Domain Description

This scale includes five domains: Gross Motor, Fine Motor, Language, Adaptability, and Social Behavior:

  • Gross Motor Domain: Refers to body posture, head balance, and abilities such as sitting, crawling, standing, walking, running, and jumping.
  • Fine Motor Domain: Refers to the ability to use fingers.
  • Language Domain: Refers to language comprehension and expression abilities.
  • Adaptability Domain: Refers to the child's ability to react and adapt to their surrounding natural environment and social needs.
  • Social Behavior Domain: Refers to the ability to interact with people around them and self-care abilities.

Symbol Description

  • R: Assessment items marked with R indicate that the performance can be obtained by asking parents.
  • *: Assessment items marked with * indicate that failure to pass this item requires attention.

Assessment Scale

1 Month ~ 5 Months

Item 1 Month 2 Months 3 Months 4 Months 5 Months
Gross Motor □1 Lift shoulder, sit up, head vertical for a moment
□2 Prone head bobbing		 □11 Pull wrist to sit, head vertical briefly
□12 Prone head lifts off bed		 □21 Held upright head steady
□22 Prone head up 45°		 □30 Supported standing for a moment
□31 Prone head up 90°		 □40 Pull wrist, sits up immediately
□41 Sits alone, head and body lean forward
Fine Motor □3 Touch palm, tight fist
□4 Hands in natural state		 □13 Retains rattle for a moment
□14 Thumb separates on light tap*		 □23 Retains rattle for 30s
□24 Hands clasp together		 □32 Shakes and looks at rattle
□33 Attempts to grasp object		 □42 Grasps nearby toy
□43 Plays with hands
Adaptability □5 Watches black and white target*
□6 Eyes follow red ball past midline		 □15 Immediately notices large toy
□16 Eyes follow red ball up and down*		 □25 Immediately notices toy on chest
□26 Eyes follow red ball 180°		 □34 Eye contact*
□35 Loud squeal R		 □44 Notices pellet
□45 Holds one block, looks at another
Language □7 Spontaneous soft guttural sounds R
□8 Reacts to sound*		 □17 Vocalizes a, o, e vowels R
□18 Complex reaction to sound		 □27 Laughs aloud R
□28 Smiles at people		 □36 Babbles R
□37 Locates sound source		 □46 Vocalizes to people and objects R
□47 Playful reaction to mirror
Social Behavior □9 Watches speaking person
□10 Eyes follow moving person		 □19 Spontaneous smile R
□20 Reacts to teasing		 □29 Alert expression
□30 Supported standing for a moment		 □38 Gazes at mirror image
□39 Recognizes relatives R		 □48 Excited when seeing food R
□49 Supine to prone roll R

6 Months ~ 10 Months

Item 6 Months 7 Months 8 Months 9 Months 10 Months
Gross Motor □49 Supine to prone roll R
□50 Pats table		 □59 Parachute reflex*
□60 Sits alone straight		 □68 Stands holding onto furniture
□69 Sits alone freely		 □77 Walks holding two hands
□78 Crawls		 □86 Protective support*
□87 Sits up by self
Fine Motor □51 Tears and crumples paper
□52 Rakes pellet/block		 □61 Rakes pellet
□62 Takes one block, then another		 □70 Thumb and other fingers grasp pellet
□71 Attempts to take third block		 □79 Thumb and index finger grasp pellet
□80 Takes block out of cup		 □88 Skilled thumb-index finger action
□89 Removes cup to play with block
Adaptability □53 Holds blocks in both hands
□54 Looks for fallen toy		 □63 Transfers block
□64 Reaches for distant toy		 □72 Consciously shakes bell
□73 Persistently chases toy with hand		 □81 Bangs blocks together
□82 Fingering bell clapper		 □90 Searches for object in box
□91 Imitates speech sounds R
Language □55 Turns head to name
□56 Understands gestures		 □65 Says da-da, ma-ma non-specifically R
□66 Plays with feet		 □74 Imitates sounds R
□75 Expresses with gestures (2/3) R		 □83 Waves goodbye/Welcome R
□84 Says goodbye R		 □92 Understands names of common objects/people
□93 Fetches object on command
Social Behavior □57 Feeds self R
□58 Plays peek-a-boo		 □67 Stranger anxiety R
□68 Stands holding onto furniture		 □76 Understands adult facial expressions
□77 Walks holding two hands		 □85 Indicates refusal R
□86 Protective support*		 □94 Stands alone for a moment
□95 Squats holding object to pick up

11 Months ~ 21 Months

Item 11 Months 12 Months 15 Months 18 Months 21 Months
Gross Motor □94 Stands alone for a moment
□95 Squats holding object to pick up		 □103 Stands alone steadily
□104 Walks holding one hand		 □112 Walks alone well
□113 Spontaneous scribbling		 □120 Throws ball without direction
□121 Imitates drawing lines		 □128 Walks on tiptoes R
□129 Walks up stairs holding rail
Fine Motor □96 Puts block in cup
□97 Unwraps block		 □105 Palmar grasp leaves marks
□106 Tries to put pellet in bottle		 □114 Gets pellet out of bottle
□115 Turns pages twice		 □122 Towers 4 blocks
□123 Places round block in form board		 □130 Threads bead
□131 Imitates zipping
Adaptability □98 Imitates patting doll
□99 Consciously says one word R		 □107 Covers bottle cap
□108 Calls mama/dada specifically R		 □116 Covers round box
□117 Points to eye/ear/nose/mouth/hand		 □124 Understands three directions
□125 Says ten words R		 □132 Towers 7~8 blocks
□133 Knows red
Language □100 Understands "No" R
□101 Drinks from cup R		 □109 Gives object on request
□110 Cooperates with dressing R		 □118 Says 3~5 words R
□119 Takes off socks R		 □126 Controls bladder during day R
□127 Uses spoon R		 □134 Answers simple questions
□135 Says 3~5 word sentences R
Social Behavior □102 Takes off hat
□103 Stands alone steadily		 □111 Joint attention R
□112 Walks alone well		 □120 Throws ball without direction
□121 Imitates drawing lines		 □128 Walks on tiptoes R
□129 Walks up stairs holding rail		 □136 Expresses personal needs R
□137 Imaginative play R

24 Months ~ 36 Months

Item 24 Months 27 Months 30 Months 33 Months 36 Months
Gross Motor □138 Jumps with both feet
□139 Threads bead and pulls string		 □146 Walks upstairs alone
□147 Walks downstairs alone		 □156 Stands on one foot 2s
□157 Threads 3~5 buttons		 □165 Standing broad jump
□166 Imitates drawing circle		 □174 Alternating feet jump
□175 Imitates drawing cross
Fine Motor □140 Turns pages one by one
□141 Places round block in form board (reversed)		 □148 Imitates drawing vertical line
□149 Connects zipper		 □158 Imitates building bridge
□159 Knows 1 and many		 □167 Zips zipper
□168 Towers 10 blocks		 □176 Screws nut and bolt
□177 Understands "3"
Adaptability □142 Recites 2+ lines of poem/song
□143 States use of objects (bowl/pen/stool/ball)		 □150 Distinguishes big/small
□151 Places form board (correctly)		 □160 Places form board (reversed)
□161 Names 10 pictures		 □169 Follows three commands
□170 States gender		 □178 Knows two colors
□179 Names 14 pictures
Language □144 Greets people
□145 Asks "What is this?" R		 □152 Says 7~10 word sentences
□153 Understands instructions		 □162 Says own name
□163 Pours water back and forth without spilling		 □171 Distinguishes "in" and "out"
□172 Puts on shoes		 □180 Pronunciation basically clear
□181 Understands "hungry, cold, tired"
Social Behavior □146 Walks upstairs alone
□147 Walks downstairs alone		 □154 Undresses single garment R
□155 Begins to have sense of right/wrong		 □164 Girl throwing peel
□165 Standing broad jump		 □173 Unbuttons buttons
□174 Alternating feet jump		 □182 Buttons buttons
□183 Alternating feet upstairs

42 Months ~ 66 Months

Item 42 Months 48 Months 54 Months 60 Months 66 Months
Gross Motor □183 Alternating feet upstairs
□184 Jumps down from last step		 □193 Stands on one foot 5s
□194 Jumps down from last step steadily		 □203 Stands on one foot 10s
□204 Heel-to-toe walk forward 2m		 □213 Hops on one foot
□214 Pedals tricycle		 □222 Catches ball
□223 Heel-to-toe walk backward 2m
Fine Motor □185 Puzzles circle, square
□186 Uses scissors		 □195 Imitates drawing square
□196 Assembles screw from picture		 □205 Folds paper edges neatly
□206 Uses chopsticks for peanuts		 □215 Puzzles oval from picture
□216 Tries to cut circle		 □224 Writes own name
□225 Cuts smooth circle
Adaptability □187 Understands "5"
□188 Knows four colors		 □197 Finds differences (3)
□198 Picture completion (3/6)		 □207 Analogies
□208 Picture completion (4/6)		 □217 Finds differences (5)
□218 Picture completion (5/6)		 □226 Standing between trees
□227 Cross-cutting apple
Language □189 Antonyms
□190 Names shapes (△○□)		 □199 Imitates complex sentences
□200 Uses of pot, phone, eye		 □209 Rinses mouth
□210 Recognizes numbers		 □219 What is your surname?
□220 Names two round objects		 □228 Knows own zodiac sign
□229 Counts backwards
Social Behavior □191 Puts on shirt R
□192 Why wash hands before eating?		 □201 Group play R
□202 Distinguishes male/female toilets		 □211 Understands morning, afternoon
□212 Counts fingers		 □221 Where do you live?
□222 Catches ball		 □230 Why use crosswalk?
□231 Chicken swimming

72 Months ~ 84 Months

Item 72 Months 78 Months 84 Months
Gross Motor □232 Consecutive jumps holding elbows
□233 Bounces ball (2)		 □242 Kicks ball with string
□243 Bounces ball (5)		 □252 Consecutively kicks ball with string
□253 Alternating pedaling
Fine Motor □234 Puzzles rectangle
□235 Copies combined shapes		 □244 Copies hexagon
□245 Tries to tie slip knot		 □254 Cat's cradle
□255 Ties slip knot
Adaptability □236 Finds differences (7)
□237 Knows left and right		 □246 Shape analogies
□247 Use of flour		 □256 Number analogies
□257 What animal has no feet?
Language □238 Describes picture content
□239 Work, window, apple, banana (2/3)		 □248 Summarizes picture theme
□249 Reads clock		 □258 Why get vaccinated?
□259 Commonality of sweater, pants, shoes
Social Behavior □240 Four seasons of the year?
□241 Recognizes signs		 □250 Knows days of week
□251 Reading in rain		 □260 Emergency numbers
□261 Owl catches mouse

Developmental Quotient Reference Range

DQ Range Developmental Level
＞130 Excellent
110～129 Good
80～109 Average
70～79 Borderline
＜70 Intellectual Disability

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Last updated: 2026-10-20

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