Your kiddos will enjoy looking for hidden words in this fun Earth Day word search activity. It's a hard version of our puzzle and can be used to help improve their knowledge and vocabulary.The words are hidden in various directions - horizontally across or backward, vertically up or down, diagonally up, down, or backward. The words may also intersect,making the activity more fun and challenging! You can use this word work packet as homework, enrichment or extension activity, fast finisher, sub