K nex 79028a intermediate math geometry set for 8 to 16 students k nex 79028a the k nex 79028a intermediate math and geometry set builds 95 k nex reg maths and geometry models up to four simultaneously p p the 920 piece set is sufficient for 8 to 16 students and is designed to address critical mathematical concepts in the secondary school classroom it provides instructional models that will help to enhance your students understanding of important concepts and algorithms p k nex 790