25 - Developmental Milestones - part 3

3 months	Neck holding
5 months	Sitting with support
8 months	Sitting without support
9 months	Standing with support
12 months	standing without support
10 months	Walking with support
13 months	Walking without support
18 months	Running
24 months	Walking upstairs
36 months	Riding tricycle
Crawling	8 months
Creeping ( abdomen off ground) And cruising	10 months

24 - Developmental Milestones - part 2

Walking up and down stairs using 2 feet per step	2 years
Walking upstairs with one feet per step and coming down with 2 feet per step	3 years
Walking upstairs and downstairs both using only one feet per step	3-4 years

TOWER OF CUBES
3 cubes	15 months
4 cubes	18 months
6 cubes	21 months
7 cubes	24 months
9 cubes	30 months
10 cubes	36 months

23 - Developmental Milestones - part 1

line	2 years
circle	3 years
square	4 years
rectangle	4 years
plus	4 years
Triangle	5 years
Cross	5 years

Tip-toe walking	2.5 years
Hopping	4 years
Skipping	5 years

3 months	Cooing
6 months	Monosyllables ( ma , ba )
9 months	Bisyllables ( mama , baba )
12 months	Two words with meaning
18 months	Ten words with meaning
24 months	2 or 3 simple sentences
36 months	Telling story ( 250 words vocabulary )

Just some additional information :

0-1 year        = infancy
2-3 years      = toddler
3-6 years      = preschool age
6-12 years     = school age
12 - 20 years = adolesence