Examlex
Which of the following animals does NOT have an endoskelton?
Sensorimotor Substage
A phase in Jean Piaget's theory of cognitive development, occurring from birth to approximately age 2, where infants learn through interacting with their environment using their senses and motor actions.
Secondary Circular Reactions
Repetitive actions in infant development focused on external objects, forming part of Piaget's sensorimotor stage.
Tertiary Circular Reactions
The stage in infant development, according to Piaget, characterized by the purposeful adaptation of established schemes to new situations.
Mental Representations
Internal cognitive symbols that stand in for objects, events, or concepts, allowing individuals to mentally simulate and think about those entities.
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