HomeStudent Number Balance Student Number Balance Rate This Item... $44.95Product is No Longer Available • 51203Have a question? Chat Live!Share Via Facebook Share on Pintrest Share Via Twiter Email to a Friend AboutGrades 3 & up. Students will easily learn various number concepts by looking at the results. Display number relationships of equal to, greater than, or less than, basic operation skills and more with this self-checking balance. Set of 10.