Whilst in Microsoft Word, click on 'Insert'. Then, click on 'Picture' and then click on 'Clip Art'. There are various categories containing such as animals, people at work, shapes, signs, sports and leisure, cartoons, buildings, plants, academic and so on. To insert a picture into your word document, click on the category that you want, select a picture, and then click 'Insert'. The picture will then appear on your document and you can resize and position the image if you need to.
You can add your own images to Clip Art by clicking on 'Import Image' near the bottom of the window. You can also create your own category by clicking on 'Edit Categories and then 'New Category'. You can also find pictures by clicking on 'Find' in the Clip Art window and then entering keywords for the images you wish to search for'.