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Marshmallow Masher

£12.69

EACH

Product Description

Experiment with the powerful properties of air as you squish marshmallows with air pressure. Your students will be amazed that a huge marshmallow can end up looking like an after dinner mint! Included are a pressurizing pump, a 0.5 ltr bottle, a large plastic test tube and a science activity guide. You supply the marshmallows.

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