This activity is designed to help students discover several important theorems concerning lengths of segments formed by intersecting chords, secants, and tangents.

Students construct chords, secants, and tangents. From those constructions, they develop a deeper understanding of the terms, as well as explore certain properties of the constructions.

Activity helps students identify what they consider to be the most important parts of their own identity and develop a better understanding of stereotypes.

A quiz to assess knowledge of fractions, through which students identify the fraction represented by a simple illustration. A results summary is given at the end of the quiz, and students can return to review questions they miss.

The Fuller Brooch is the earliest known personification of the Five Senses. This splendid circular brooch is made from hammered sheet silver. The center part is decorated with five figures who represent the five human senses. In the...