You are heretown
Take your maths work outdoors... Some interesting resources and ideas from GoogolPower.
A very useful article for anyone using (or creating) a maths trail.
Avril Crack (nrich.maths.org) explores the learning potential Maths Trails offers learners of all ages. Trails can provide a clear context for learning; and their scope is endless, since they can be adjusted to fit within almost any theme or cross-curricula topic.
Meaningful Maths Trails [nrich.maths.org]