Need some present ideas I have a one and a half-year-old niece I have no idea what to get her and a…

Need some present ideas I have a one and a half-year-old niece I have no idea what to get her and a two-year-old nephew I know everyone says learning toys but where ours is special and they like at that age I remember one baby girl was that young I just got her a bunch of clothes and hair bands baby boy I went all out and got him a bunch of stuff and all he really was interested in was boxes and wrapping paper LOL