[header] How to buy nerf gun darts [title] Check what type of gun you have. [step] There are three kinds of nerf guns that take darts-nerf dart tag blasters, elite blasters, and n-strike blasters. They each take a specific type of dart, so you'll need to know which type of gun you have before you select darts. 
[substeps] There should be a sticker on the side of your gun that says what kind it is. [title] Get dart tag darts for a dart tag blaster.