You will need:

Sheet of foam

Toilet roll

Paint

Paper plate

Glue

Sticky tape

Paper

​

Cut foam into desired shape, something recognisable like a dinosaur footprint

​Glue and tape the foam to the toilet roll, to make the toilet roll like a handle

Allow glue to dry

Pour a small amount of paint onto the paper plate

Use the foam stamp by dipping in the paint and stamping on the paper