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
Articles Required : Cobalt chloride, cobalt acetate, cobalt oxide dissolved in acetic acid with a little potassium nitrate, brush a sheet of paper. You must've heard of special inks which, when used on the paper, remain invisible, and can be seen only through some special method. But, here instead of inks we are going to talk about colours that have almost similar properties. In beginning the picture made with these colours will remain invisible but on heating a little it will come to life with cheerful pink, blue and green colours. To make such colourful pictures, prepare three solutions in separate glasses. Be careful to keep them separate even when you are using them on paper. Your three solutions are colourless, so when you make a painting with these on the paper it would appear invisible. However, while applying the solutions you've to keep one solution from touching the other. Of course this is a difficult task, but with a little care you can do it. When