Get off your bike at the entrance to Sprotbrough Flash Nature Reserve and go on a micro expedition. Investigate 10 square centimetres of the nature reserve extremely thoroughly. What does it tell you...
Find two plants growing by the side of the canal and ask people which one they like best. Are people prejudiced about looks, smell or something else the most?
Find Neptune's trident and imagine this landscape as a seascape.... As you cycle off to your next destination, pretend you're riding a seahorse instead of a bicycle.
Make your thumbs and index fingers into a square. Close one eye and peer through this frame to find the best view and take a photograph in your mind.
Find the spot where this picture is taken and enjoy the view. How far can you see?
Find things that are: funny, disgusting, wonderful, nice but nasty, green, attached to something else and unidentified. Extra kudos if you find something that is two or more at the...
Run round and round anything round you can find, including Saturn and its rings.
Find a view that looks natural but sounds unnatural. Close your eyes and imagine the view that matches the sound, then put your fingers in your ears and imagine the sounds that match the view.
Use your nose to explore the area - find fragrances and sniff out stinks. What is the grossest smell and what is the most delightful?
Make a sculpture of a warrior using sticks, stones, flowers, leaves or any other natural stuff you can find in the area.
Find evidence of some water-loving wildlife. The weirder the better!
On this trail, when you cycle at your normal speed you're travelling at about ten times the speed of light. Can you travel ten times slower than you normally would without falling off your...
Find the part of the lock in the picture. What is it for?
You are currently on Pluto, over 3.5 billion miles away from the Sun. Cycle there!
Moonwalk around our Moon and Earth.