I feel like listening to Pimsleur every day and using 100 First Characters was a great start for me. The First 100 Chinese Characters: Simplified Character Edition: (HSK Level 1) The Quick and Easy Way to Learn the Basic Chinese Characters https://www.amazon.com/dp/0804849927/ref=cm_sw_r_cp_api_i_srUgDb0E1TGXA
I got mine from Amazon