Dot Paper Geometry Author:Charles Lund Students use dot paper or geoboards for fun hands-on lessons in geometry and related mathematical concepts. — Give children concrete and pictorial work in geometry and measurement with this 75 page book. The book's sections are sequenced developmentally, providing students in grades 4-8 experience with: — Polygons and their properties, fractions, ... more »decimals and percents, area of polygons, metric length and perimeter of polygons and Angle measurement.« less