बिहार बोर्ड कक्षा-4 (उर्दू गणित-महूलियत) बूक पीडीएफ़ नीचे दिये Link पर click करके आप Download कर सकते है।
| Class-4 Book (Mahuliyat) Cover Page | Download |
| Class-4 Book (Mahuliyat) Part-1 | Download |
| Class-4 Book (Mahuliyat) Part-2 | Download |
| Class-4 Book (Mahuliyat) Part-3 | Download |
| Class-4 Book (Mahuliyat) Part-4 | Download |
| Class-4 Book (Mahuliyat) Part-5 | Download |