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Listed under:  Science  >  Earth and space  >  Earth structure  >  Earth's crust  >  Soil  >  Soil composition
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Soil – more than just dirt!

Explore different soil textures and discover their various properties. Through simple soil testing, children will learn to appreciate the true value soils have in helping plants grow. The learning outcomes of this activity are for children to: - understand how soil texture influences the amount of water and air it holds - ...

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Investigating the soil food web

Soil is much more than just dirt. In this activity, learners will be conducting an investigation to see which animals and other organisms are recycling nutrients in the garden. These organisms make up the soil food web, which includes microscopic bacteria, fungi, minute creatures such as springtails, worms, pill-bugs and ...

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Aboriginal science tools: the morah stone

This is an article about morah stones, incised grinding stones from the tropical rainforests of northern Queensland, and how they were used by the local Aboriginal peoples to process toxic starchy seeds and kernels. Written by Kudjala/Kalkadoon Elder from Queensland Letitia Murgha and intended mainly for teachers, it describes ...

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Coal and its uses

Find out where we get the coal that powers our homes and industries. This is a PowerPoint presentation outlining how coal is formed, mined, processed and used. All slides contain images or maps. Teachers' notes are included.