Custom Post Type Selector allows you to select which post types should be included in the main loop of your blog, including custom post types.
Post Typesunder the now activated plugin in the Plugins list.
Settingsmenu and click
Simply activate Custom Post Type Selector, go to the settings page and check or uncheck the post types you wish to show or hide from the main loop (front page).
I am a pretty busy person but I will do my best to answer questions, so long as they aren't plain obvious, just email me via my website.
This plugin uses a function called is_main_query() which was not introduced until WordPress 3.3 so there is no way to implement this functionality like this in earlier versions.