In Autodesk Revit, creating an impactful and visually appealing presentation is crucial for effectively communicating your design intent. One way to enhance the visual impact of your drawings is by making the 3D view bigger on the sheet. Here’s how you can do it:

1. Open the Sheet: First, open the sheet in Revit where you want to enlarge the 3D view. You can do this by navigating to the Sheets tab and selecting the desired sheet.

2. Insert 3D View: If you haven't already inserted the 3D view onto the sheet, you can do so by using the 'Insert View' command. Select the 3D view from the list of available views and place it onto the sheet.

3. Resize the View: To make the 3D view bigger on the sheet, you can simply click on the view and use the resize handles to drag and adjust the size of the view. You can enlarge the view to the desired dimensions to make it more prominent on the sheet.

4. Adjust the Scale: Another method to make the 3D view larger on the sheet is by adjusting the view scale. Right-click on the view and select 'Scale' from the context menu. Choose a larger scale value to scale up the view and make it appear bigger on the sheet.

5. Manage Crop Regions: In some cases, the visibility of the 3D view may be restricted by the crop region. You can adjust the crop region of the view by entering into the view and modifying the crop boundary to include more elements, thus making the view appear larger on the sheet.

By following these steps, you can effectively make the 3D view bigger on the sheet in Revit, enhancing the overall presentation and visualization of your design. This can be particularly beneficial for client presentations, design reviews, and construction documentation, where clear and impactful visuals are essential for effective communication and decision-making.