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Lecture Time 2021

The Impact of Snails on Modern Educational Psychology

Lymnaea stagnalis
Great Pond Snail

Image Source: Wikipedia

Jean Piaget
Swiss Psychologist

Image Source: Wikipedia

Dextral vs. Sinistral

Image Source: ResearchGate

Nature or Nurture?

The Experiment

Hypothesis: Snail shell direction changes based on environment

Source: Arthur, W. Control of shell shape in Lymnaea stagnalis. Heredity 49, 153–161 (1982).

Image Source: Giphy

Wait, What?

Image Source: Giphy

How did they KNOW to grow the shells that way?

Piaget's Insight

They Learned Something!

Piaget's Model of Learning

Image Source: SimplePsychology

Image Source: Giphy