Estimate angles Adult Numeracy, Angles, Functional Maths, GCSE Maths, Interactive White Board Tool, Level 1, Level 2, Shape, Space and Measure, Uncategorized, Website Add comments Jan 092012 This is a great tool to practice estimating angles. http://nrich.maths.org/content/00/06/game1/StopClock.swf Related Leave a Reply Cancel replyYou must be logged in to post a comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.