You can apply some leverage when your child is feeling energetic, "We can go to the park as soon as these blocks are put away." But when a toddler is tired or hungry, avoid a losing battle. Do it yourself for now. There will be plenty of other opportunities for your child to participate. Don't worry, this is not the last mess!!
Julie Adair King, How to Talk so Little Kids Will Listen: A Survival Guide to Life with Children Ages 2-7
cleaning-up, parenting