Help me put Mrs Bones together! I need to label her skeleton and then you can put pom poms in for her kidneys.

This site might help, at abcya.com, as will teachpe.com. Here's vertebrae at Gray's Anatomy (via Bartleby).

Nearly there... her clavicle is held on by sellotape, her ribs fell out and both knees are wobbly.

Build molecules! See if this program works on your machine. Explore the site at Molecularium.

So this week our water supply was cut off, mostly due to the way we live in a building site where no-one tells us anything. More fool us, we ethnic minorities, we should learn Cantonese.

Find out how water towers work.

Actually, it's quite interesting once you get into it.

How Christmas lights work.

Clean out your room and you can put some up.