Complex sentence: Leeson House offers a wide range of on and offsite activities that use the amazing variety of wildlife and geological feature's that is present in Purbeck as a basis for academic study from reception to degree level.
Split into simpler sentences: Leeson House offers a wide range of on and offsite activities. The use of the amazing variety of wildlife and geological feature's that is present in Purbeck create's a basis for academic study from reception to degree level.