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The undergraduate experienced by high school students is a challenge for chemistry teachers, but the discovery of new methods and new ways of teaching in accordance with reality and school necessity is required, and thus can contribute to the school, developing a teaching Of quality. In recent years, it was necessary to make the teaching of natural sciences one way to prepare students for active participation in society. The article discusses a proposal experimental interdisciplinary in chemistry teaching. The toxicological bioassay presented here can be carried out with any plant, so that it is derived from region. The study of these plants may result in an interdisciplinary work for high school. The bioassay is carried out with salt water microcrustacean Artemia salina Leach, generally used as feed for fish. The experimental practice is inexpensive and is

Bioensaio Toxicológico de Plantas Regionais como Ferramenta Interdisciplinar no Ensino de Química