Alfred Binet and Théodor Simon proposes in 1905, the 1st metric scale of intelligence . It is a scale of development which considers the degree of development intellectual of the child. The items (questions) did not call upon knowledge but well with the mental development. After the death of Binet, William Stern introduces IQ in 1912. Then 50 years after Rene Zazzo introduces the NEMI (new metric scale of the intelligence)

Items of NEMI*

• is 3 years old:

• the child can show his nose, its mouth, its eye…
• Is able to name " clef" " couteau" …
• Is able to enumerate an engraving
• Répéter 2 digits
• Dire its family name

• is 4 years old:

• the child is able to compare two numbers
• Répéter three digits
• Jouer with puzzles
• Recopier a square

• is 5 years old:

• the child can make esthetic comparisons
• Compter to 4 tokens
• Nommer the colors
• Distinguer morning, afternoon, evening

• is 6 years old,

• It can count 13 tokens
• Différencier right hand and left hand
• Copier a rhombus

• has 7ans

• It can describe an engraving
• has a verbal logic of 1st degree
• Donner the current date