Use a cardboard box to make the easiest and fastest castle possible. Might require adult help with the heavy-duty cardboard cutting. Use ideas from these other castle designs to expand and enhance this "starter" castle.
This is a very simple, printable castle design that uses 4 toilet paper rolls and cereal box cardboard. The castle parts can be printed in several different colors (or print the black and white template on colored construction paper).
This is a slightly more detailed paper castle that can be printed and assembled. There are also knights on foot and horseback to print and make. Don't forget to include Merlin and the Dark Queen.
A more involved and detailed castle design that is printed from the web site and assembled. Also has a page on the history of castles.
This is a great site with lots of do-it-yourself castles, catapults, shields, swords, games and crafts.
Learn how to make a toy castle from junk materials you probably have laying around your house.
The ultimate cardboard kingdom using a wide variety of recycled materials. Be inspired by this design and adapt it with your own creativity to use materials you have around the house.
Build a castle on-line by dragging and dropping 80 different pieces. You can save or share your designs and use them as wallpaper on your desktop.
This Nova site includes information on life in a castle and trebuchets. There is also a game, Destroy the Castle, that lets you design your own trebuchet (requires Shockwave).
This has links to short, informative articles on numerous subjects related to castles and medieval life.
A page of coloring and craft activities associated with Skipton Castle, one of the most complete and best preserved medieval castles in England.
This is a great resource for historical simulations. The site has many pages of do-it- yourself paper buildings, ships, soldiers and games for a variety of eras.