Use the figure comparing Piaget stages. What achievement belongs in the [blank] cell for the concrete operational stage?

In the Piaget comparison figure, what stage label belongs in the [blank] cell for age 12 and older with abstract reasoning?

The figure shows the sensorimotor stage with object permanence. What age band belongs in its [blank] cell?

Use the Piaget comparison figure. What achievement belongs in the sensorimotor stage's [blank] cell?

In the figure, what Piaget stage belongs in the [blank] cell for ages 2 to 7 with symbolic thought and egocentrism?

A 10-month-old watches a toy go under a blanket and searches under the blanket for it. What Piagetian stage best fits this performance?

A 4-year-old uses a banana as a pretend phone but says a taller glass has more juice than a shorter glass with the same amount. What stage is she in?

An 8-year-old arranges sticks from shortest to longest and knows flattened clay has the same amount as a ball of clay. What Piagetian stage fits?

A 15-year-old tests which fertilizer helps plants grow by imagining possible causes and controlling water and light. What stage is shown?

In a three-mountains task, a 3-year-old says a doll across the table sees exactly what he sees. What stage best matches this answer?

A 12-year-old solves a logic puzzle about imaginary creatures using if-then rules, even though the creatures are not real. What Piagetian stage fits?

A 16-month-old learns by shaking, dropping, and mouthing objects, with thinking tied closely to senses and actions. What stage is this?

A 9-year-old can reverse 8 + 4 = 12 by subtracting 4, but explains best when using coins on a desk. What stage best fits?

A 5-year-old says a spread-out row of pennies has more pennies than the same row pushed close together. What stage is most likely?

An infant stops looking after a ball rolls behind a screen, as if the ball no longer exists. What concept is this task testing?

During hide-and-seek, a child covers his own eyes and thinks no one else can see him. What Piagetian concept does this show?

A child tells the moon to stop following her home because it must want to play. What Piagetian concept is shown?

A child says six crackers spread far apart are more than the same six crackers close together. What concept is the child failing?

Maya knows a puppet will look for candy in the old box because the puppet did not see it moved. What concept has Maya developed?

A child looking at a picture book insists a friend on the other side of the table sees the same page orientation she sees. What concept appears?

After a clay ball is flattened into a pancake shape, a child says the amount of clay is unchanged. What concept is shown?

A child uses a mental folder that says birds usually have feathers, wings, and beaks when recognizing a robin. What is this framework called?

A toddler who calls every four-legged animal a dog sees a zebra at the zoo and calls it a dog too. Has the child used assimilation or accommodation?

A child thought whales were fish, then learns whales nurse their young and changes her animal categories. Has she used assimilation or accommodation?

A child with a broad car schema sees a red pickup truck and says car without changing the category. Has the child used assimilation or accommodation?

A child believes all doctors are men, then meets a female doctor and revises the doctor schema. Has the child used assimilation or accommodation?

A teacher gives a child one hint to finish a puzzle, then gives fewer hints as the child improves. What Vygotskian concept is this?

A student solves one-step equations alone but can solve two-step equations only with a tutor's guidance. What is the two-step work?

While building a model, a child whispers, 'Put the long piece first, then tighten this,' to guide her own actions. What is this called?

A coach picks drills just beyond what a child can do alone, because the child can complete them with coaching. What Vygotskian idea names that target range?