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the full text of the investigation is available as a printable PDF on the Planning Guide and Other State Resources page for states who cannot obtain crayfish. the full text of the investigation is available in the PDF-based Investigations Guide. the full set of notebook sheets and teacher masters for all Structures of Life investigations with the alternative Investigation 3 notebook sheets and teachers masters in place of the original Investigation 3 resources are available in Teacher Resources alongside the original sets. Resources by Investigation: individual notebook sheets, teacher masters, assessment masters and multimedia/video links in in the Resources by Investigation under Investigation 3 (Alternative): Meet the Hissing Cockroach. Resources are available in the following locations:
For those teachers who cannot conduct Investigation 3, “Meet the Crayfish,” with crayfish because you live in a location where you cannot obtain crayfish, or because of severe shellfish allergies in the classroom, we offer the alternative investigation, “Meet the Hissing Cockroach.” Your students’ experiences with these organisms will be just as rich as if they were investigating crayfish.