I recommend this book: https://www.amazon.com/How-Draw-What-You-See/dp/0823023753 https://www.amazon.com/How-Draw-What-You-See/dp/0823023753 The exercises star

I recommend this book: https://www.amazon.com/How-Draw-What-You-See/dp/0823023753 https://www.amazon.com/How-Draw-What-You-See/dp/0823023753 The exercises start simple and lead you to a good level of drawing ability, step by step.