-ig as in Pig

-og as in Dog

-ug as in Bug

-y as in Fly

The 100th Day of School

1924 Immigration Act and Its Relevance Today

1964 Freedom Summer

The 1989 Era

The 2000 Presidential Election

2011 Japan Disasters

2013 Oklahoma City Tornadoes

The 2016 Presidential Election

The 250th Anniversary of the United States of America Encyclopedia

3-D Origami: Paper Building Blocks

3-D Printers

3-D Printers