Lots of places to stop, not too taxing, no hills and not too far!

Start at the roundabout at the crossroads.
Head along Cheddington Road towards Cheddington and turn right after railway bridge.
Go through Cheddington to the double roundabout where you turn left and go along the Long Marston Road, past the airfield.
At the Queens Head turn left and go through Gubblecote, taking the left fork at the bend.
Continue along this road, past the old Deans egg depot and the old airfield entrance to the Red Lion Bridge at Marsworth.
Continue over the bridge and up to the road junction where you turn left by the village hall and head off up the hill to Pitstone.