A teacher-facing answer key and solution guide for the Proportional Pro Worksheet, Consumer Challenge Activity, and STAAR Showdown Assessment.

A 10-question STAAR-aligned assessment covering ratios, unit rates, and multiple representations. Includes multiple-choice, multi-select, and griddable formats.

A set of instructional slides for the Equation Engineering lesson, featuring visual definitions, concrete modeling with algebra tiles, and an introduction to independent and dependent variables. All text is 24px or larger for maximum visibility.

An interactive activity where students calculate unit prices for various supermarket products (pretzels, sports drinks, apples) to determine the best value and justify their consumer decisions.

Answer key for the STAAR Challenge Assessment, including correct answers, TEKS alignment, and conceptual rationales for each problem, along with a teacher-focused section on common misconceptions.