1. take ball and stylish blue air pump.
2. go to uncle herbet's house. go to kitchen. open the two top draws. take corkscrew and raspberry-flavoured effervescent powder. use corkscrew with ball. use ball with water-tap. 
3. leave kitchen. go to study. use ball of water with fire. take yellow candle and instruction. clik the candle so it lights.
4. go bak to kithcen. clik the cupboard door. go in secret passage. take the paper(top secret code). u can open safe (click right corner icon 2 times). take money.
5. go to the shop (down passage) to wombat. try and buy a tin of peas, a bottle of orange juice and two rolls.
6. go back to house. enter study. climb out window to the garden. use orange juice with dry tomato plant. take tomato. use tomato with dry rolls. use tomato juice with empty bottle. use peas  in a tin with bottle. use raspberry-flavoured effervescent powder with bottle. use stylish blue air pump with bottle.
7. now go to big city. use loaded air pump fight all monsters.