Canada / USA Mathcamp (Popularity: ): A summer camp for mathematically talented and mathematically gifted high school students from around the world. It includes advanced mathematical topics not normally covered in high schools. TeachMap Workshops (Popularity: ): COMAP workshops that focus on using open-ended, authentic applications to teach a variety of mathematics topics. Royal Institution Mathematics Masterclasses (Popularity: ): The Royal Institution holds Mathematics Masterclasses in the Autumn and Spring terms of each year. Dates and links to local organisers. California State Summer School for Mathematics and Science (COSMOS) (Popularity: ): An academic four-week residential program for talented and motivated students who are completing grades 8-12. Heriot-Watt/Edinburgh Maths Masterclass (Popularity: ): Masterclasses for the brightest mathematics school students in Lothian Region. The pupils, aged about 13, spend 2 1/2 hrs each Saturday studying recent developments in Mathematics. MathCamp (Popularity: ): MathCamp is a classroom-focused mathematics resource for teachers on the elementary, middle and high school levels. PROMYS (Popularity: ): The Program in Mathematics for Young Scientists: a six-week summer program at Boston University. The Ross Program (Popularity: ): An intensive course in mathematics at the Ohio State University for pre-college students. Royal Institution Mathematics Masterclasses - Staffordshire (Popularity: ): Organised by Keele University. Young Scholars Program in Discrete Mathematics (Popularity: ): Annual four-week academic program introducing talented and highly motivated high school students to discrete mathematics. DIMACS, Rutgers, New Jersey, USA. 2004 session: 5--30 July.