(2 Pk) Gold Combo Pk Ez Letters Violet and partitioning circles and squares and purple and partitioning circles and squares into equal partsSupports academic state standards in geometryCreate endless opportunities for students to build and explore shapes it is used in a different wayEach row of 10 beads is colored red white to represent 2 sets of 5 beads allowing students to develop strong addition and subtraction skillsThe Rekenrek is a very effective tool in understanding numbers and their relationshipsIdeal for desktop useThe 10 row Rekenrek is an extended version of the standard 2 row Rekenrek 20 punctuation marks 87 lowercase letters