Misc.
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Garden tools which are sometimes useful.
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Hand tools which can be used.
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You have to carry out your own rocks, so make sure you have the ability to do so. These carts work miracles.
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Gerry checking out the fluorescence of a rock in George's backyard.
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If you see these in the field, call them to the attention of others around you as a danger, and tell the field trip leader.
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