If you’re interested in the unschooling approach, check out Unschooling.com for many good essays on the topic, with titles and descriptions such as:
Our 8 Year Old Son Still Doesn’t Read
Learning as a Journey
Inexpensive Educational Supplies
Learning While Apparently “Doing Nothing”
Math As It Should Be
Conversation with a Relative
When Does Independence Arrive?
How My Children Learned to Read
And many others! All free to read online.