The Math Circle is a Fall program for elementary and middle school students from Charlottesville area schools, taking place on UVa grounds. The Fall 2019 program is for 6th and 7th grade students.
References used in the 2019 program include:
"Mathematical Circle Diaries, Year 2: Complete Curriculum for Grades 6 to 8" by Anna Burago. Published by the American Mathematical Society.
"Mathematical Circles: Russian Experience" by Dmitri Fomin, Sergey Genkin, and Ilia V. Itenberg. Published by the American Mathematical Society.
Winning Ways for Your Mathematical Plays: Volumes 1-4, by Elwyn R. Berlekamp, John H. Conway, Richard K. Guy. Publisher: A K Peters/CRC Press.