Rather than logos, have participants use a famous tag line or marketing slogan. Break the group into small teams of four to six members. Have the team choose a logo that best represents them. Alternatively, choose a logo that best represents the project or the whole work group they belong to.
Your body makes vitamin D when your skin is exposed to the ultraviolet B (UVB) rays in sunlight. About 5 to 30 minutes of exposure to the skin on your face, arms, back or legs (without sunscreen) two times every week is enough. But, too much exposure to sunlight is a risk for skin cancer, so you should use sunscreen after a few minutes in the sun, even on hazy or cloudy days.
These come from 1800 weather stations scattered across all the continents, ranging from the Antarctic to the northern tip of North America. Altogether, climate stations around the world average 2334 hours of sun a year, equal to 6 hours and 24 minutes of sunshine a day. Many of the world's sunniest countries are on the African continent, ranging from Kenya, east to Niger and north to Eqypt.