Shutter Speed: an overview. Excellent reference point. Print and shove in your camera bag.
Photography 101: An Essential Photography Infographic for the Beginner
The Shoot It | Where Photographers Share
101 Incomparable Portrait Photography Tips and Ideas for Inspiration
Portrait Photography Tips and Ideas (40)
10 rules you should know if your a photographer or if your becoming a photographer.
Nikon D7100 For Dummies Cheat Sheet - Dummies
The 4 Step Guide to Shooting in Manual Mode
If you're a new photographer, learn the easy way to shoot in manual mode right here! Photography tips focusing on shooting in manual mode.
Stacey, remember that your D3300 has a 1.5 crop factor. So you must multiply your zoom level by 1.5 to get minimum handheld shutter speed. 100mm would need a minimum of 1/150 seconds to not be affected by camera shake.