Who doesn enjoy blowing bubbles?
You can make bubbles at home, and they can be beautiful shapes and colors! What you’ll need 8 tablespoons of dishwashing liquid 1 quart water 1 drinking straw A shallow tray Grown-up alert! 1 tin can, open at both ends Your science journal What to do • Mix the dishwashing liquid with the water. Fill the shallow tray. • Blow through your straw as you move it slowly across the surface of the solution. How big are the bubbles you get? • Try making a very big bubble that covers the surface of the tray: Dip one end of the straw into the sudsy solution then hold the straw slightly above the surface of the solution. Blow into it very gently. You may have to try several times to make a really big bubble. When you have made a bubble, touch it gently with a wet finger. What happens? Make another big bubble. Touch this one with a dry finger. What happens? • Try making bubbles with a tin can (don’t cut yourself) open at both ends. Dip the can into the soapy solution so that you get a soap “window”
