Download or read book Critical Thinking Activities Algebra--Proportion and Percent written by Lorin Olschanski and published by Teacher Created Materials. This book was released on 2014-02-01 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: Sharpen algebra students' critical-thinking skills with these brain-teasing activities. Parents, students, and teachers will love these fun challenges, puzzles, and logical thinking pages. They're a great way to practice higher-order thinking skills.