嬰幼兒期智力發育水平對照表嬰幼兒期智力發育水平對照表嬰1月大運動：拉著手腕可以坐起，頭可豎直片刻（2秒）精細動作：觸碰手掌，他會緊握拳頭適應能力：眼球會跟紅球過中線（稍有移動即可）、聽到聲音有反應語言：自己會發出細小聲音社交行為：眼睛跟蹤走動的人嬰2月大運動：拉著手腕可以坐起、頭可豎直短時（5秒）精細動作：俯臥時頭可抬離床面、撥浪鼓在手中留握片刻適應能力：立刻注意大玩具語言：能發出a、o、e等元音社交行為：逗引時有反應嬰3月大運動：俯臥時可抬頭45度、抱直時頭穩精細動作：兩手可握在一起、撥浪鼓在手中留握0.5秒適應能力：眼睛跟紅球可轉180度語言：笑出聲社交行為：模樣靈敏、見人會笑嬰4月大運動：俯臥時可抬頭90度、扶腋可站片刻精細動作：搖動并注視撥浪鼓適應能力：偶然注意小丸、找到聲源語言：高聲叫、咿呀作聲社交行為：認親人嬰5月大運動：輕拉腕部即可坐起、獨坐頭身向前傾精細動作：抓住近處玩具適應能力：拿住一積木注視另一積木語言：對人及物發聲社交行為：見食物興奮嬰6月大運動：俯臥翻身精細動作：會撕紙、把弄到桌上一積木適應能力：兩手同時拿住兩塊積木、玩具失落會找語言：叫名字轉頭社交行為：自喂餅干、如會找躲貓貓（手絹擋臉）的人的臉嬰7月大運動：獨坐自如精細動作：把弄小丸（直徑約0.5公分）、自己取一積木，再取另一塊適應能力：積木換手、伸手夠遠處玩具語言：發da-da、ma-ma無所指社交行為：對鏡有游戲反映、能分辨出生人嬰8月大運動：雙手扶物可站立精細動作：拇指、無名指捏住小丸（直徑：0.5cm）；手中拿兩個積木，并試圖取第三塊積木（正方形，邊長2cm）適應能力：持續用手追逐玩具、有意識的搖鈴語言：模仿聲音社交行為：懂得成人面部表情嬰9月大運動：會爬、拉雙手會走精細動作：拇指、食指捏住小丸適應能力：從杯中取出積木（正方形，邊長2cm）、積木對敲語言：會歡迎、再見（手勢）社交行為：表示不要嬰10月大運動：會拉住欄桿站起身、扶住欄桿可以走精細動作：拇指、食指動作熟練適應能力：拿掉扣住積木的杯子，并玩積木；找盒內的東西語言：模仿發語聲社交行為：懂得常見物及名稱、會表示嬰11月大運動：扶物、蹲下取物；獨站片刻精細動作：打開包積木的紙適應能力：積木放入杯中；模仿推玩具小車語言：有意識的發一個字音社交行為：懂得“不”；模仿拍娃娃嬰12月大運動：獨自站立穩；牽一只手可以走精細動作：試把小丸投入小瓶適應能力：蓋瓶蓋；語言：叫媽媽、爸爸有所指；向他/她要東西知道給社交行為：穿衣知配合15月大運動：獨走自如精細動作：自發亂畫、從瓶中拿到小丸（不能提示“倒出”）適應能力：翻書兩次、蓋上圓盒語言：會聽指示指出眼耳鼻口手（5個指出3個即可）、說3-5個字（知道意思，“爸媽”除外）社交行為：會脫襪子（脫下而非拉下）18月大運動：扔球無方向精細動作：模仿畫道道適應能力：積木搭高四塊、將圓形積木放入圓形空格（圓型板正面對他）語言：懂得三個投向（站三個不同方向，向他要東西）、說出10個字（知道意思，“爸媽”除外）社交行為：白天會控制大小便21月大運動：會腳尖走、扶墻上樓精細動作：玻璃絲穿過扣眼適應能力：積木搭高7-8塊、將圓形積木放入圓形空格（圓型板平面轉180）語言：回答簡單問題、說3-5個字的句子社交行為：開口表示個人需要24月大運動：雙足跳離地面精細動作：玻璃絲穿過扣眼并拉住線適應能力：一頁頁翻書；將圓、方、三角放入準確放入相同形狀的空格語言：說兩句以上兒歌、會問：“這是什么？”社交行為：會說常見物的用途27月大運動：獨自上樓、獨自下樓精細動作：模仿畫豎道適應能力：認識大小；型板隨意放置，仍能將圓、方、三角放入準確放入相同形狀的空格語言：會說8-10個字的句子社交行為：會脫單衣或褲子、開始有是非觀念30月大運動：獨腳站2秒精細動作：模仿用積木搭橋、穿扣子3-5個適應能力：知道1與許多的區別、知道紅色語言：看圖說出物體的名稱10個社交行為：用兩個杯子來回倒水不灑33月大運動：會立定跳遠精細動作：模仿畫圓適應能力：懂得“里”、“外”；積木搭高10塊語言：說出人物性別；連續執行三個命令（擦桌、搖鈴、搬凳）社交行為：會穿鞋、會解扣子36月大運動：兩腳交替跳精細動作：折紙邊角整齊（長方形）、模仿畫十字適應能力：認識兩種顏色、懂得“2”語言：懂得“冷了”、“累了”、“餓了”；看圖說出物體名稱14樣社交行為：會扣扣子Milestone chart: 0 to 36 monthsChilds AgeMastered Skills (most kids can do)Emerging Skills (half of kids can do)Advanced Skills (a few kids can do)1 month Lifts head when lying on tummy Responds to sound Stares at faces Follows objects briefly with eyes Vocalizes: oohs and aahs Can see black-and-white patterns Smiles, laughs Holds head at 45-degree angle2 months Vocalizes: gurgles and coos Follows objects across field of vision Notices his hands Holds head up for short periods Smiles, laughs Holds head at 45-degree angle Makes smoother movements Holds head steady Can bear weight on legs Lifts head and shoulders when lying on tummy (mini-pushup)3 months Recognizes your face and scent Holds head steady Visually tracks moving objects Squeals, gurgles, coos Blows bubbles Recognizes your voice Does mini-pushup Rolls over, from tummy to back Turns toward loud sounds Can bring hands together, bats at toys4 months Smiles, laughs Can bear weight on legs Coos when you talk to him Can grasp a toy Rolls over, from tummy to back Imitates sounds: baba, dada Cuts first tooth May be ready for solid foods5 months Distinguishes between bold colors Plays with his hands and feet Recognizes own name Turns toward new sounds Rolls over in both directions Sits momentarily without support Mouths objects Separation anxiety may begin6 months Turns toward sounds and voices Imitates sounds Rolls over in both directions Is ready for solid foods Sits without support Mouths objects Passes objects from hand to hand Lunges forward or starts crawling Jabbers or combines syllables Drags objects toward himselfChilds AgeMastered Skills (most kids can do)Emerging Skills (half of kids can do)Advanced Skills (a few kids can do)7 months Sits without support Drags objects toward herself Lunges forward or starts crawling Jabbers or combines syllables Starts to experience stranger anxiety Waves goodbye Stands while holding onto something Bangs objects together Begins to understand object permanence8 months Says mama and dada to both parents (isnt specific) Passes objects from hand to hand Stands while holding onto something Crawls Points at objects Searches for hidden objects Pulls self to standing, cruises Picks things up with thumb-finger pincer grasp Indicates wants with gestures9 months Stands while holding onto something Jabbers or combines syllables Understands object permanence Cruises while holding onto furniture Drinks from a sippy cup Eats with fingers Bangs objects together Plays patty-cake and peek-a-boo Says mama and dada to the correct parent10 months Waves goodbye Picks things up with pincer grasp Crawls well, with belly off the ground Says mama and dada to the correct parent Indicates wants with gestures Stands alone for a couple of seconds Puts objects into a container11 months Says mama and dada to the correct parent Plays patty-cake and peek-a-boo Stands alone for a couple of seconds Cruises Understands no and simple instructions Puts objects into a container Says one word besides mama and dada Stoops from standing position12 months Imitates others activities Indicates wants with gestures Takes a few steps Says one word besides mama and dada Walks alone Scribbles with a crayon Says two words besides mama and dadaChilds AgeMastered Skills (most kids can do)Emerging Skills (half of kids can do)Advanced Skills (a few kids can do)13 months Uses two words skillfully (e.g., hi and bye) Bends over and picks up an object Enjoys gazing at his reflection Holds out arm or leg to help you dress him Combines words and gestures to make needs known Rolls a ball back and forth14 months Eats with fingers Empties containers of contents Imitates others Toddles well Initiates games Points to one body part when asked Responds to instructions (e.g., give me a kiss) Uses a spoon or fork Matches lids with appropriate containers Pushes and pulls toys while walking15 months Plays with ball Uses three words regularly Walks backward Scribbles with a crayon Runs Adopts no as his favorite word Helps around the house Puts his fingers to his mouth and says shhh16 months Turns the pages of a book Has temper tantrums when frustrated Becomes attached to a soft toy or other object Discovers the joy of climbing Stacks three blocks Uses spoon or fork Learns the correct way to use common objects (e.g., the telephone) Takes off one piece of clothing by himself Gets finicky about food Switches from two naps to one17 months Uses six words regularly Enjoys pretend games Likes riding toys Feeds doll Speaks more clearly Throws a ball underhand Dances to music Sorts toys by color, shape, or size Kicks ball forward18 months Will read board books on his own Scribbles well Strings two words together in phrases Brushes teeth with help Stacks four blocks Throws a ball overhand Takes toys apart and puts them back together Shows signs of toilet training readinessChilds AgeMastered Skills (most kids can do)Emerging Skills (half of kids can do)Advanced Skills (a few kids can do)19 months Uses a spoon and fork Runs Throws a ball underhand Enjoys helping around the house Understands as many as 200 words Recognizes when something is wrong (e.g., calling a dog a cat) Washes and dries own hands with help Points to picture or object when you call it by name May know when she needs to pee20 months Feeds doll Takes off own clothes Dumps an object in imitation, such as throwing garbage away Learns words at a rate of ten or more a day Can walk up stairs (but probably not down) May start exploring genitals Draws a straight line Names several body parts21 months Can walk up stairs Able to set simple goals (e.g., deciding to put a toy in a certain place) Throws a ball overhand Kicks ball forward Stacks six blocks Names simple picture in a book Can walk down stairs22 months Kicks ball forward Follows two-step requests (e.g., Get your doll and bring it here) Does simple puzzles Draws a straight line Names several body parts Puts on loose-fitting clothes Might be ready for a big bed Understands opposites (e.g., tall vs. short)23 months Names simple picture in a book Uses 50 to 70 words Opens doors Sings simple tunes Takes more of an interest in playing with other kids Talks about self (likes, dislikes) Asks why?24 months Names at least six body parts Half of speech is understandable Makes two- to three-word sentences Talks about self Arranges things in categories Can walk down stairs Begins to understand abstract concepts (e.g., sooner and later) Becomes attuned to gender differences Learns to jumpChilds AgeMastered Skills (most kids can do)Emerging Skills (half of kids can do)Advanced Skills (a few kids can do)25 and 26 months Stacks six blocks Walks with smooth heel-to-toe motion Uses pronouns (e.g., I, me, you) Washes and dries own hands Speaks clearly most of the time Draws a vertical line27 and 28 months Jumps with both feet Opens doors Understands descriptions (e.g., big, soft) Draws a vertical line Starts to recognize ABCs Balances on one foot29 and 30 months Brushes teeth with help Washes and dries own hands Draws a vertical line Draws a circle Balances on one foot Puts on a T-shirt Names one color N