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Pesticides in your home or garden: Practical tips
Ten sheets that give you concrete tips to avoid the systematic use of pesticides.
Weeds, snails, mosquitoes and other unwanted guests cause minor but sometimes annoying inconveniences in the house and garden. You can often limit the nuisance with a …
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Detergents: Worksheets
Three papers in which types of detergent are applied.
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Downloadable resource (25)Teacher -
Types of heating
In this lesson an overview is made of the different types of heaters with their advantages and disadvantages.
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Downloadable resource (34)Other function