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concrete operational stage (jan 1, 7 – jan 1, 12)

Description:

7-12 yrs
- child can thinkn logically about concrete objects; maths
- also understands conservation task -> pendulum

Added to timeline:

Development

8 Jul 2018

0

0

539

Date:

jan 1, 7

jan 1, 12

~ 5 years

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