My ABC Bible Verses is an excellent start to learning letters and Scripture.
Kendra at Preschoolers and Peace always has great tips and ideas! it is one of my favorite homeschool blogs.
Leila has great tips on home management, child rearing, etc. at Our Mother's Daughters
Five in a Row is a great resource when you're ready for a more formal curriculum.
Here’s the Before Five in a Row Free Resources http://www.homeschoolshare.com/before_five_in_a_row_resources.php
This is great letter reinforcement: http://www.starfall.com/
Lots of free printable resources: http://homeschoolcreations.blogspot.com/
Ideas galore! http://www.icanteachmychild.com/