There is no better way to learn than to build something, I am including links to projects I have designed and to others that I think are good. Bill Kuhl
Big Foam Towline Glider - easily convert one of the big foam gliders sold in toy stores to be pulled aloft by a string.
Foam Jet II Glider - build a catapult glider out of foam plates and a foam meat tray. This goes along with my video, "Fun With Foam Gliders".
FPG-9 Foam Plate Glider - video and instructions to build the Foam Plate Glider.
Squirrel Model Airplane- My friend Darcy has designed what has to be the fastest to build stick and tissue model airplane. Everything you need to know is on this website.
The Science Toy Maker Website - My friend Slater created this excellent website full of educational projects that can be built.
Building From Plans and Materials - article I wrote about the basics of building simple rubber powered free flight model airplanes without buying kits.
Steve Spangler Experiments - Steve has been a big hit in promoting science through the media.
The Citizen Scientist Article - An article I published in 2007 about model aviation for science education.
Science is Fun in the Lab of Shakhashiri - many fun experiments found on this website based out of UW Madison, Thanks for the suggestion Peter!
Science Toys You Can Make With Your Kids - A large variety of science projects on this website
The Water Rocket Achievement World Record Association - great resource for information on water rockets.
An Introduction to Kites I - This YouTube video I created shows how to build a simple diamond kite from wood dowels and trash liner.