Go somewhere you (dis)like. Keep your ears, eyes and nose open... Which sounds, sights and smells are hardest to ignore?
Find your favourite wild flower. Let it know how you feel about it.
Who can find and climb the lowest tree branch?
Cross a place by walking, stepping, treading, pacing, striding, strutting, tiptoeing, tripping, skipping, dancing, leaping, lumbering, stamping, tramping, toddling, staggering, lurching, reeling,...
Dance across a place in as many different ways as you can.
Visit a place. What most departs from the normal, breaks a rule or is out of place here? What is peculiar, irregular, abnormal, dirty or difficult?
Can you work out which direction is north just by looking for moss on trees?
Find something hard, soft, sticky, crumbly, silly, cool, brown, tiny, massive, smelly, mean, round, flat, strange, normal, straight, flying, underneath and something new.
Go outdoors in search of the most beautiful poo you can find. When you discover it, take a picture of it.
Climb a flat horizontal surface.