MT: May 2000, Volume 93, Issue 5

	Mathematics Teacher May 2000, Volume 93, Issue 5
	Articles

	Group Symmetries Connect Art and History with Mathematics Anthula Natsoulas
	Sum of Songs: Making Mathematics Less Monotone! Lawrence Mark Lesser
	Analyzing Unstable Systems of Linear Equations Harris S. Shultz
	The Spaghetti Problem Problem Dennis Ippolito
	Algebra in the Service of Geometry: Can Euler's Line Be Parallel to a Side of a Triangle? Damon Diemente
	Sharing Teaching Ideas: Making Connections between Sequences and Mathematical Models Bob Horton

	Departments
	Reader Reflections
	Media Clips
	Using Hooke's Law to Explore Linear Functions Chris McGlone and Gary M. Nieberle
	Classy Tips
	May Calendar
	Technology Tips Albert Coons and Lin McMullin
	Kinematics and Graphs: Students' Difficulties and CBLs Patricia Hale
	Projects: Virginia Tech's Math Emporium: A Revolutionary Approach to Learning Robert Olin