Here's a terrific post with directions and resources on how to introduce fractions using paper folding! This is great for comparing and equivalence! I do this but should make a poster titled art and math

Free Printable Fractions Worksheets: from the variety of worksheets provided, these worksheets can be very useful when dealing with different sized fractions and how they relate to each other.

This could be a fun board to display student work during a fraction unit. Students get to create an ice cream sundae and then must describe it using fractions.