Pre-School Math AuthorsLloyd UnsellPublicationCATS NewsletterPub DetailsCATS v1 n8Volume: 1 Issue: 8DateNovember 1983Pages10Read the articleSee all articles from CATS v1 n8 Program to teach pre-school to first grade math concepts. TagsCATS Newsletter 1983 TS 1000 Type-in program PeopleLloyd Unsell