Sixth grade is when the elementary and middle-school contest lists overlap: MATHCOUNTS opens, MOEMS lets your child compete in either division, and every 5th-grade contest is still open. Here is how to pick one.
Ten original AMC 8 practice problems at the level a first-year student can reach, covering every topic area on MAA's list, with solutions that explain the trap answers too.
A first AMC 8 goes better with a small, realistic goal. Here's the format, the topics, the Achievement Roll for 6th graders and younger, a month-by-month prep plan, and three original problems with worked solutions.