Learn How to Make Stepping Stones for Your Garden - You don't have to spend a fortune on stepping stones, or even kits to make them... Follow along with these suggestions and learn how to make them cheap and easy! (http://familycrafts.about.com/cs/steppingstones/a/040201a.htm)
21 DIY Stepping Stones to Brighten Any Garden Walk
Leaf stepping stones in gravel... In a bucket or pail, mix two cups of cement with 1 cup of water to create a thick paste. spread the cement mixture onto each leaf. Allow the cement to dry then Flip the mold over, and remove each leaf.