Book: Fieldwork in the 2nd phase
A comprehensive manual for setting up field research in biology and geography with the necessary physical and chemical measurements; description of most fieldwork techniques, directions for preparing a research report and giving presentations; an important manual for HBO, upper secondary education and MBO.
Ecological search maps
Our ecological search maps not only provide clear images of the most common organisms, but also indicate the type of environment in which they prefer to be found. On the back of the search cards is a detailed description of the groups to which the organisms systematically belong.
For exampe: Flying insects, benthic animals, aquatic animals, dikes & rocky coasts, sea animals, sea shells and birds.