"Kids" - my impressions of the hard life in schools.
Happy Animals :
- miscellaneous (I'm using this sections when I don't know how to classify something, or I don't have enough drawings to make a separate section)
A hedgehog's meaning of life:
A Schrodinger's cat:
  The true story about how Newton descovered the laws of gravity.
 Animated GIF (I didn't finish it, but maybe I will one day.)
How to seduce a girl: short course. 
(in croatian only):
Other miscellaneous drawings:

Sea animals:
Fantasy land: experiments with dreamland
The world of physics:
A lesson from biology: a real Romeo has to be small
spider_love.gif

Hypothesis by Jordi Moya-Larano (jmoya2@pop.uky.edu):
If the female spiders live high above the ground then the male spiders are smaller than usual in order to climb more easily and mate with as many females as possible.
(published in Evolution: Vol. 56, No. 2, pp. 420-42 - read on line)