I try to take part in popular drawing challenges and you can find a record of the images I’ve created for them here!
Drawing another artist’s picture in my own style – at their invitation/challenge to do so.
Animals affected by climate change drawing challenge.
The annual Mermay drawing challenge. Since I’m not comfortable drawing people I drew mermaid animals.
The annual drawing challenge, the purpose of which is to sketch in ink every day to improve your skills. There are official and unofficial prompt lists of ideas to inspire you.