Posted on November 17, 2014 by Mrs ClarkLooking at plastics for recycling Have you ever noticed the little triangles on the bottom of plastics for recycling? The Pre-5 children and P1/2 have been investigating a recycling bag to see which numbers were in the greatest number. Here are their results. Click to share on Twitter (Opens in new window)Click to email a link to a friend (Opens in new window)Click to share on Facebook (Opens in new window)