Topic, Instruction, Practice McGraw-Hill's Microsoft(R) Office: In Practice offers a fresh, new approach to teaching today's students Microsoft(R) Office skills by clearly introducing skills in a logical sequence: 1) Topic 2) Instruction and 3) Practice. Nordell's T.I.P.s approach builds a foundation for success by helping students practice what they learn, and provides transferable skills that allow students to grasp critical thinking beyond the textbook assignment.