Beaded number rods for subtraction! Great visual for students with special needs. Adding concrete materials when performing simple operations, helps build number sense to ensure students are relating quantities to symbols (numbers).
Rock Dominos Rock Dominoes Smooth flat stones aren't just for skipping -- they're perfect for game pieces, too. For a set of dominoes, all you need is 28 stones and a white paint pen to draw lines and dots. Begin by drawing a line across the.