Eighth graders form a human coordinate grid to develop knowledge of the placement and meaning of coordinates on a grid. They experience the placements of the x and y coordinates in an ordered pair.

Students read a short article about the mountains and skiing in Slovakia. In this ESL lesson, students explore the reasons that skiing is a popular activity in Slovakia, then complete several short activities to reinforce the reading.

Students explore functions, function rules, and data tables. They explore terms of linear functions. Students use computers to analyze the functions. Students write short sentences to explain data tables and simple algebraic expressions.