how can I create a fireworks display on the last slide of my presentation?

To create a fireworks display on the last slide of your presentation, you will need to use presentation software with built-in animation features, such as Microsoft PowerPoint or Google Slides. Here's a step-by-step guide to help you achieve this effect using PowerPoint:

1. Open PowerPoint and go to the slide where you want to create the fireworks display, which will be the last slide in your case.

2. Insert a shape, such as a star or a circle, which will serve as the fireworks explosion. To do this, go to the "Insert" tab on the top menu and select "Shapes." Choose a shape that resembles a firework explosion.

3. Resize and position the shape on the slide, making it large enough to be visible and positioned where you want the fireworks to appear.

4. Right-click on the shape and select "Format Shape" or "Edit Shape" to customize its appearance further. You can change the fill color to different bright colors, add gradients, apply transparency, or even add a glowing effect.

5. With the shape selected, go to the "Animations" tab on the top menu. Choose an entrance animation effect, such as "Appear" or "Fade In," to make the firework shape initially invisible on the slide.

6. To make the fireworks animation play automatically during your presentation, go to the "Animations" tab and click on "Add Animation." Select additional animation effects, such as "Fly Out," "Spin," or "Grow/Shrink," to create an animated explosion effect. You can add multiple animations to create an elaborate fireworks display.

7. In the "Timing" section of the "Animations" tab, adjust the duration, delay, and other settings to fine-tune the timing and appearance of the fireworks display. Consider staggering the start times for different fireworks shapes to make the display more believable.

8. Preview your fireworks display by playing the presentation from the beginning or the current slide. Make adjustments as needed until you are satisfied with the result.

Remember to save your presentation and practice running it to ensure a smooth delivery of your fireworks display on the last slide.