Introduce or review key terms related to slope and angle: slope, grade, pitch, cardinal direction, slope angle, angle of depression/declination, and angle of elevation/inclination. This four-way matching activity asks students to match the term with the definition, diagram, and example.The puzzles are black and white for easy printing. To prepare, print the pages corresponding to the items you select and separate the pieces. Choose the jigsaw version for visual interest or the easy-cut version