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STEM story - Ages 7-9

The Invisible Pull

Robot Giraffe and the magnet mix-up

12 pages • read your way

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Vern and Robot Giraffe smile in a cozy science corner with paper clips on the magnet in Robot Giraffe's chest

Page 1

The Invisible Pull

Vern and Robot Giraffe meet in the science corner with a magnet mix-up to solve.

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Vern points at steel paper clips attached to the magnet in Robot Giraffe's chest

Page 2

Something is sticking!

A paper clip jumps onto Robot Giraffe's chest magnet with a tiny clink.

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Vern and Robot Giraffe look over a tray of separated test objects

Page 3

Is everything magnetic?

Vern lays out a few safe objects and makes a prediction before testing.

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Paper, wood, plastic, and aluminum foil remain separate near Robot Giraffe's magnet

Page 4

Not this time.

Paper, wood, plastic, and aluminum foil do not stick to the magnet.

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A steel paper clip, iron nail, and steel washer touch the horseshoe magnet in Robot Giraffe's chest

Page 5

Steel joins in.

Steel and iron objects join the magnet directly: clink, clink, clink.

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Magnetic steel objects hang from Robot Giraffe's magnet while aluminum foil, wood, and plastic remain separate

Page 6

Shiny does not always mean magnetic.

A shiny surface is not enough to tell whether something is magnetic.

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A steel paper clip rests on the mat with a clear gap between it and Robot Giraffe's chest magnet

Page 7

A pull without a touch.

The magnet pulls the paper clip across a gap before they touch.

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Two bar magnets face unlike red and blue poles with arrows showing them moving together

Page 8

Opposites attract.

Unlike poles face each other and tug the magnets together.

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Two bar magnets face matching red poles with arrows showing them moving apart

Page 9

Matching poles push back.

Flip one magnet around and matching poles push away.

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Vern points to a turned compass needle beside Robot Giraffe's chest magnet

Page 10

The pull is invisible.

A compass can notice a magnetic field even though we cannot see it.

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Vern steadies a tray holding the horseshoe magnet while Robot Giraffe stands with an empty chest tool port

Page 11

Magnet mode off.

The friends switch off the tool and return the magnet safely to its tray.

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Vern and Robot Giraffe smile beside the tidy mat with a paper clip at the reseated magnet

Page 12

Remember the invisible pull.

Magnets can pull, some materials stick, unlike poles attract, and like poles repel.

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