create a presentation by anyone of the following methods.
(i) By selecting an Empty presentation.
(ii) By selecting From template.
(iii) By selecting from Open existing presentation

Impress is OpenOffice.org's presentations (slideshow) module. You can create slides using Impress It contains different elements like text, bulleted and numbered lists, tables, charts, clip art and a range of graphics objects. Impress has access to the spelling checker and thesaurus. Also, it comes with prepackaged text styles, background styles with online help.

Changing font:
(i) Choose format  styles and formatting or press F11.
(ii) Select the style category by clicking on either the presentation styles icon or the Graphic Style icon at the top of the style and formatting window.
(iii) Right - Click on style to be modified and select modify from the pop menu.

While rehearing, use the slide Timing feature to record the time that needed to present each slide and then use the recorded time to advance the slides automatically when the presentation shows to actual audience. The slide timing feature is ideal for creating a self-running presentation: If also make sure that the presentation fits within a certain time frame. columns.

Animation refers to the visual effects that are added to the text as well as other objects in the slides in presentation. In other, words, animation effects are used to apply movement in the images and objects in slides. The use of animation enhances presentation and makes it more attractive.