Always handy, this ream of RHINO A4 loose leaf exercise paper is a great classroom backup for missing exercise books, tests, exams, for practicing, homework, or project notes. With 500 A4 leaves of 75gsm education-standard smooth white paper, this graph paper is ideal for maths and science work, and is suitable for writing on both sides. And with 2 pre-punched holes, filing your work and notes is quick and easy.