Frequently Asked Questions Thousands of web sites for educators and students. Support for long-term classroom planning and professional development. Information covering important topics for today's educators and parents. Problems are found in six different categories from elementary to trig and calculus. The site is designed to foster the growth of a mathematics community on the Internet.
Problem solving and mathematical communication are key elements of every problem.
Mentors contribute to the elementary mathematics community by volunteering to reply to solutions submitted by students in grades 3 to 6. Mentors enable students to explore challenging math problems with someone outside their regular classroom. Both students and mentors enhance communication skills as they discuss their problem solving techniques. Names of students and teams submitting correct responses are posted on the solution pages and, each week, several well written student solutions are highlighted. Sides AC and AB of a triangle are both equal to 5 inches, and angle CAB is greater than or equal to 60 degrees.