Hair rollers can be used for stringing. Shoe boxes can be blocks. An old mattress can be used for jumping and rolling. Make sure it is clean. No springs should stick out.
Shoe boxes can be a train.
Add a short string to make a pull toy. Dramatic Play Materials Make a puppet out of an old sock. Draw a bright, funny face on the sock. Use magic markers. Find some old hats, purses, and shoes for dress-up.