//Hint Look at Color class in Unity SDK

    //Setup Collider Trigger to send the color of this object to the Brush Handler

    private void OnTriggerEnter(Collider other)
    {
        // Find the brush in scene
        BrushHandler brushHandler = (BrushHandler)FindObjectOfType(typeof(BrushHandler));

        // If there is a brush, set our brush's color with the setBrushColor Method
        if (brushHandler)
        {
            other.gameObject.GetComponent <BrushHandler>().setBrushColor(colorSelector);
        }
    }
    public void Draw()
    {
        //find the brush controller using findobject of type

        brushHandler = (BrushHandler)FindObjectOfType(typeof(BrushHandler));

        //see which color is currently applied in the brush
        Color brushHandlerColor = brushHandler.returnCurrentBrushColor();

        //update the material of your brush to that color
        brushHandler.GetComponent <MeshRenderer>().material.color = brushHandlerColor;

        //draw our brush here using instantiating

        Instantiate(brushHandler, transform.position, transform.rotation);
    }