Working with upper- and lowercase letters can be loads of fun!Engage your kiddos in recognizing and matching upper- and lowercase letters with these lovely color-by-code worksheets. This product includes 12 color-by-code worksheets.Each worksheet focuses on a specific set of letters, and for each set there are three options: ♥ A, E, I, O, U (uppercase only, lowercase only, and mixed)♥ B, C, D, F, G, H, J, K (uppercase only, lowercase only, and mixed)♥ L, M, N, P, Q, R, S, T (uppercase only, lowe