plants hearing
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Sound cylinders
Shaking and exact listening - train the sense of hearing with the sound cylinders.
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Plant windows
Preserve and explore natural treasures from a walk through the woods.
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Which seeds are these?
What grows from these little seeds?
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Life cycle of a snowdrop
The growth stages of a snowdrop as a layered puzzle.
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Life cycle of a bean
The growth stages of a bean plant as a layered puzzle.