Math made easy: Mathopedia is an encyclopedia of memory-enhancing skill pages. This introductory free collection includes 10 "stand-alone" skill pages with math tricks to aid retention. Each "stand-alone" page teaches/reviews one math skill with memory-enhancing tricks. Use the Mathopedia pages with any math program to introduce, reinforce, or review important skills. Included in this freebie: Place Value, Bar Graphs, Stem and Leaf Plots, Reading and Writing Decimals in Word Form, The Metric Sy