How to Fold a Pentagon from a Straw?

Answer This little pentagon made from pieces of a straw is not only simple but hides a clever feature – it's also a coin holder! Ideal for storing a treasured coin or for giving as a gift, this is a fun... Read More »

Top Q&A For: How to Fold a Pentagon from a Straw

How to Make a Pentagon From Two Triangles & a Parallelogram?

Tangrams are ancient Chinese puzzle pieces that have been adapted to challenge students in elementary, middle and high schools in creating various animals, numbers, letters and geometric shapes. No... Read More »

What is the distance from the pentagon to Langley Air Force Base?

What federal agency manages the US military from the Pentagon?

How to Make a Whistle from a Straw?

It is really simple to make a whistle just using a drinking straw. All you need is a straw, something to cut holes in the straw and some practice at blowing a tune with your new straw