Revise the different types of angles and rules for calculating angles. This guide includes interactive activities and a quiz. NEW: Angles in parallel lines Revise alternate, correspondent or ...

129 first- and second-grade students were individually tested on 13 measurement and conservation items. Contrary to Piaget's conclusions, children in the earliest stages of development of conservation ...

For her 6th grade honors class, math teacher Ana Sepúlveda wanted to make geometry fun. She figured her students “who live and breathe soccer” would be interested to learn how mathematical concepts ...

To draw constructions you need a pencil, ruler and a pair of compasses. Loci are used to identify areas that satisfy criteria such as a given distance from a point or halfway between two lines.