Simple Kids Crafts is a video blog dedicated to reviving the old art of handicrafts for people of all ages. How do oil spills affect aquatic plants? A Miniature Solar Panel Fire Water Balloon Make Clouds in a Bottle Secret Messages Make a Rocket Make a Hovercraft Make an Anemometer Make a Sundial Make a Radio Make an Electroscope Make a Stethoscope Make a Telescope Make a Periscope Make a Camera Bending a stream of water with a comb Lighting a bulb without electricity Simple Motor Cotton Ball Rocks? Salt-Absorbing Art and Science Color Changing Glue Art Baking Soda Clay Oil Sun Catcher Grow a Pineapple Plant! Bead Bowls Wow, what an Air-Gun Funny Diver ! Water boils without fire Ice with Boiling Water Water that boils instantly Water boils in a Paper Pot Soap-driven Boat Pulse Moves Pin Pretty Garden—without Plants Picture made by Fire Magic Pictures Dancing Doll Smoke Goes Down The Dancing Coupl The Umbrella Dance Magic Butterfly Colorful
Aim: To find and understand the blind spot of your eye with a simple experiment. Materials required: A stiff piece of paper of card approximately 8 x 10 cm in dimension. A metre ruler. A pencil. Procedure: Draw a dot and a cross on the paper at the same level, a few inches apart from each other. Hold the paper or card at arm’s length at eye level so that the dot is on the right side. Keep your right eye closed and look directly at the dot with your left eye. In the beginning you will also be able to see the cross. Bring the card closer to your face, focussing on the dot but also seeing the cross. As you bring it closer, at one point the cross will disappear then reappear as you bring it further closer. Next, draw a straight line through the cross and dot and repeat the experiment, focussing on the dot with your left eye. As you bring the card closer, the dot will disappear but the line will still appear continuous. Scientific explanation: W