Sensory Integration Resource. Occupational Therapy Resource. This is meant to be a sensory activity which can assist with reducing tactile sensitivity, encourage pre handwriting skills (by drawing shapes/letters),  work on letter formation, and crossing midline. 

Use with toys (such as cars) to look at how different track marks can be made, practice using big gross motor arm movements, use to help reduce tactile defensiveness, easily upgrade/downgrade based off the age/current ability level.