Concrete is one of the most user-friendly building materials around. It’s durable and inexpensive, yet can be made amazingly attractive with today’s new concrete finishes. Learn how to pour a concrete ...

Make a mould First you need to make a mould for your canoe -- a positive mould where the canoe is moulded over the outside, not in a hollow. Glue the foam cubes together to create a 1m x 1m x 4m block ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The Greek polymath Archimedes is said to have solved the mystery of ...