K'Nex Intermediate Math and Geometry 920-Piece Set with Teacher's Guide (79028A) Surface mounting resistors

Surface mounting resistors

and it can not be raised )

and a plastic lining that prevents excess liquid from getting through

The cord is connectable so you can add multiples to cover larger areas

K'Nex Intermediate Math and Geometry 920-Piece Set with Teacher's Guide (79028A) Surface mounting resistorsThe K'Nex 79028A Intermediate Math and Geometry set builds 95 K'NEX Maths and Geometry models, up to four simultaneously. 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. Suitable for ages 9 and up. Set includes Building