Expand1. Interpolate to a 3D grid. Select the Interplation | Interpolate→3D Grid menu command. Set the dataset name and review interpolation options in the Interpolate→Object dialog. Expand2. Interpolate to a 3D UGrid. Select the target 3D UGrid in the Project Explorer to make it active. Select the Interplation | Interpolate→UGrid menu command. Set the dataset name and review interpolation options in the Interpolate→Object dialog. Expand3. Interpolate to a 3D mesh. Select the Interplation | Interpolate→3D Mesh menu command. Set the dataset name and review interpolation options in the Interpolate→Object dialog. Expand4. Interpolate to a TIN. Select the target TIN in the Project Explorer to make it active. Select the Interplation | Interpolate→Active TIN menu command. Set the dataset name and review interpolation options in the Interpolate→Object dialog.