The Joyful Child by Michael Olaf it has Montessori Philosophy from birth to age 3+ and a lot of very useful information.
Montessori for everyone great site for free downloads and information.
How to prepare the environment for your child This is a GREAT place to stop by and see what you need to do to prepare the home environment for your child. You even get parenting tips the Montessori way!
Do you need Montessori albums? Here you can find what, how and when to give a presentation.
National Geographic Maps This is a great site to make your maps! You can edit the maps and print them!!
There are more to come!
Metal Insets Template
Download the templates here they are from practical-homeschooling.