Some homemade things

Accumulator capacity
      meter within a clock
Accumulator capacity meter for NiCd, NiMh cells

A plastic cave in
A plastic cave in aquarium. The cave is easy and occupies small volume. It has got many holes, especially for those fish who love darkness and tightness.

A table
      of temperature and fan speed in computer
Making a computer quite noiseless and cool

A fly drinks water
Macro photo by a simple p/s camera with use of a magnifying glass