Dirt, water and bugs! Five activities introduce students to soil types, soil health, the properties of soils, and the flora and fauna present. The nitrogen cycle is discussed, and related to soil and water catchment pollution. Students learn how to assess soil health, observing texture, porosity and earthworm numbers. They use coloured sugar to demonstrate how leaching can occur. There is insect classification, through a mihi for an insect they have found in the local environment, plant identification and studying a stream catchment. Curriculum areas covered are The Living World, and Plant Earth, levels 1-4. Strong links with numeracy, and literacy skills of research, assessment and presentation of information.
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