LOVELOVELOLOVE Well this is one solution to solving pot holes in the streets! Artist Juliana Santacruz Herrera has taken it upon herself to repair the streets of Paris, and adding a little bit color while she’s at it! Herrera makes her installations.
Water pollution experiment -- Pick up trash around the play ground and put it in water and have students make observations of the water over a couple of days. This link also has lots of ideas for things you can make out of recycled items.