The goal of this project is to reveal the butterfly’s mouth or proboscis and how it works.Butterflies’ mouths are long tubes that they keep tightly coiled until they are hungry.When the butterfly sens ...
Discover if cheap saline solution cleans and disinfects contact lenses just as well as more expensive kinds. It is an educational content by education.com. By clicking on the title of this resource, ...
Learn about the scientific principles behind Doppler ultrasound and evaluate how effective it is at measuring heart rate compared to other, more conventional methods of heart rate measurement.It is an ...
Can you skate across the surface of liquid water? Water bugs can! Discover how water-skating insects use surface tension to keep from sinking by making a model water walker that can move around the su ...
Superglue fuming is a very common technique used by forensic specialists across the world to develop fingerprints that can't be immediately seen with the naked eye, known as latent fingerprints. The f ...
Every day we use personal care products like shampoos, soaps, and lotions. We trust that these substances will clean and beautify us without giving us rashes. The scientists who design shampoos and fa ...
Red ones, yellow ones, orange ones too—who likes tomatoes? If you’d like to grow more tomatoes, what can you do?Does removing the lower stems of a tomato plant increase the number of tomatoes that you ...
Plants that live outside are often watered by the rain, but indoor plants are usually given tap water. Water, along with soil and light, is one of the three essential elements needed to help plants gr ...
Crickets chirp by rubbing their forewings together in order to attract mates. In this science project, you will analyze the relationship between temperature and the rate of cricket chirping.It is an e ...
The sprouting of seeds is called germination. A germinating seed has a baby plant, called an embryo, on its surface. This tiny living thing gets its nutrients from the cotyledon, which is the fleshy p ...