Sky letters, grass letters, and root letters are activities that help children learn about the shape and position of letters on a line. These activities can help prepare children for writing on paper. 👉Firstly we should know the concept of four lines of english notebook : ✔️First line is Sky line . ✔️Second line is Fence line. ✔️Third line is Grass line . ✔️Fourth line is Root or Ground line. 👉And We divided into three parts to lowercase alphabets : 1️⃣Sky letters are letters which go up above