Vegetable Garden Layout with cinder blocks. Great idea for areas with contaminated or poor soil. Excavate, drop in cinder blocks, fill with drainage materials, compost and soil, and plant away.
Self-watering planter. Cut top third off bottle. Drill small hole in cap. Pass string thru hole. Fill bottom of bottle about halfway with water. Place top upside-down in bottom and put plant in. String will wick up water.
Start a Fire with a Lemon - When teaching fire building skills it can be fun to try some fire starting methods other than matches. This video shows how to start a fire with a lemon copper brads zinc nails wire and steel wool.