To make a windmill you need: a 15 cm by 15 cm square piece of thin cardboard scissors a large fat plastic straw two straightened paperclips a nail Directions: Fold your thin piece of cardboard diagonally and then diagonally again. Cut down each fold towards the center, stopping about 2 cm from the center. Poke a hole in the center of the cardboard with the nail. Poke holes in the top right corner of each cut triangle as you turn the square in your hand. Each triangle should have just one hole. If you make a mistake, don’t worry. The … Continue reading capture wind power

It is more fun if engineering projects can be made from low cost or free materials that are easy to collect or buy. File cards Simple paper bridge – learn how to build a paper bridge whose structure you can … Continue reading cheap engineering projects

Make a boat and watch it zoom! The following instructions are for a simple boat. Jazz it up with things you find around the house. To make a moving boat you need: 5 popsicle sticks string an elastic band scissors … Continue reading craft stick boat

Often people look up in the sky to guess what time it is by the position of the sun. Your sundial will be accurate on the day you make it. For the next few months it will be fairly correct. After that – don’t count on it at all or you’ll certainly be late! To make a sundial you need: an aluminum pie plate or a cut out circle of cardboard a plastic straw masking tape a marker a clock or watch a sunny day Directions: Stand the straw straight up in the center of the pie late or cardboard … Continue reading create a sundial

Soap bubbles are easy to make and don’t need a special kit. All you need to make a regular sized soap bubble is some liquid dish detergent and some wire that you’ve bent into a hoop. Dip it into the soap and blow. Simple! Hugh soap bubbles are made on the same principle. Follow the directions below and astound your friends. Make huge soap bubbles outside. You might want to do this in your bathing suit. To make a hugh soap bubble you need: 3/4 cup dish soap 1 teaspoon cooking oil 1 bucket of warm water 1 1/2 meter … Continue reading make a huge soap bubble