Fan club

Who has the most positive opinion of you? Do you think their opinion is realistic, or are they simply overlooking your shortcomings?

This week's theme is how others see you.

Solar power

Solar energy is gradually emerging as a major energy source. But solar-powered devices — including calculators — have been around for decades, and you don't need any new technology to get heat from a sunny window or to dry your laundry in the sun.

Do you have any solar-powered devices? How do you already use the energy of the sun in your everyday life?

This week's theme is the sun.