Knowing how to make an envelope is a handy craft skill to have. It’s easy to take an envelope for granted until you can’t find one in the right size! They're also a great craft idea for with kids.

Trish Witkowski is Chief Folding Fanatic at the online community foldfactory.com. She holds a bachelor of fine arts degree in graphic design and a master of science degree in Graphic Arts Publishing ...

Fold one corner of an A4 piece of paper back on itself to make a triangle. Use scissors to cut off the excess paper. Don't forget to grab a grown-up! With the longest side at the bottom, fold the top ...