Doing number activities within I to 100 helps young children build a strong foundation in early math skills. It improves number recognition, counting ability and understanding of quantity. Kids also learn simple addition and subtraction, which prepares them for higher math concepts. These activities strengthen fine motor skills. They also develop logical thinking, memory, and problem-solving skills. Practising numbers 1 to 100 encourages children to observe patterns, compare quantities and build focus and patience which are essential skills for lifelong learning.