Are You a School?

If you wish to purchase our products using your School Purchase Order, you may email your Purchase Order to  We will promptly ship your purchased items, and will enclose our invoice with shipment as well as send through your preferred email. Our business address is:

Child Diagnostics Inc.
3936 Bell Mountain Drive
Castle Rock, CO

Are You a Homeschooler Working with a Charter School?

Hundreds of  Charter Schools purchase our teaching materials for the Homeschool families they work with.  If that is your situation, you may contact your Charter School and they will aid you in purchase of our teaching materials.