A helpful slope poster that displays the 4 different types of slope (positive, negative, zero and undefined), printable in either color or black and white. This download includes a color version of the poster, a black and white version of the poster and both color and black and white smaller student handouts (4 per page) for student notebooks. Also linked inside is a blog post teaching how to enlarge any PDF to a multi-page poster on any home printer. This is a nice option if you have a larger