I found this awesome site that has grade specific activities for over 15 different categories (including writing, math, alphabet, religious, science, holidays, sports, spelling + more) for each specific grade. It's amazing what information is available for free now with a simple internet search. It's not the most beautiful site, but I really like it because the advertising is really minimal and it is designed very well so that you can quickly find what you need and move on. Plus the print quality looks perfect, no blurry pages here.
There is hundreds if not thousands of great worksheets on this website. I found exactly what I was looking for and a whole lot more within minutes. I know I am going to keep this site bookmarked for quite some time. You never know when it might come in handy. Click on their logo below or click here to check it out.