This activity works on tactile processing and stereognosis allowing the child to be exposed to a variety of textures.
Fill up the plastic container with beans, rice, or sand.
Add coins or beads to the container and mix with the selected container contents.
Ask the child to use his hands and pull out the different objects you hid inside the container.
To grade this activity, you can hide a variety of items in the container and ask the child to sort the items and put them in separate smaller containers.