Bee hive with egg cartons? You bet! This is such a clever idea for a display in a bee themed classroom or after studying bees in science for other elementary classrooms. This could also be a great back to school board.
Use this idea for a silent read countdown. Turn all lights on. Every 5 minutes turn one off so the students have a visual cue of how much time they have left to read silently. Also a good idea for a visual timer in general.
A Place Called Kindergarten: math.love this as a center for sorting shapes! (Could also make shape mats all white or black so the children are only using the shape without the color cues after they master it with colors)
Rain Sticks - DIY recycled / upcycled craft idea for an older toddler or preschooler. Music you can make! Kids also learn fine motor skills, responsibility, South American culture and music / rhythm / percussion.