In the case that your CAD file doesn't open, it is highly likely that you do not have the correct software application installed on your PC to view or edit CAD file extensions. If your PC opens the CAD file, but it's the wrong application, you'll need to change your Windows registry file association settings.
First, you will need to register on the Reading Eggs website. For this you. will need your state and school name. Teachers in your school registers. their own class individually, using this state and school information. Please call us at 877.394.6695 if you have any questions.
Candling the Eggs. 1  1. Candle the eggs after 7 to 10 days. Candling the eggs is when you use a light source to view how much space the embryo occupies within an egg. 2  2. Find a tin can or a box that can fit over a light bulb. Cut a hole in the can or box that is smaller in diameter than an egg. 3  3. Turn on the light bulb.