VanCleave's Science Fun

Your Guide to Science Projects, Fun Experiments, and Science Research

ABOUT THE SOUND PICTURE

With mouth wide open, vibrating air coming up the throat from the vocal chords leaving the open mouth and spreading in all directions. Hi, I am Janice VanCleave, author of 50+ best-selling science experiment books for children ages 4 through high school. I taught science for 27 years and now am creating this science website.   My scream was not staged. The picture was to be of two adult cats, which I was holding. A microsecond before the camera snapped, the two cats dug their claws into my skin as they prepared to leap out of my arms. A picture like this is great for making inferences. Kids could make "guesses" as to why I am screaming. They would be drawing on facts from the photo, such as I look like I am in pain or maybe I am just pretending.

Sound Supplies and Sound Investigations

Educational Innovation Sound Supplies A black and yellow logo for Educational Innovations. A place to find fun science supplies.
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Biodegradable Starch Packing Peanuts

By Janice VanCleave

What Does Biodegradable Mean? Biodegradable substances are generally organic, which means they are alive or were alive, such as plants and animals, substances originating from living organisms, or artificial materials that are similar enough to plant and animal matter to be digested by organic organisms, including worms and microorganisms.Starch Packing Peanuts are an example of […]

Filed Under: Ecology Tagged With: dissolve, solute, solution, solvent, starch, starch packing peanuts, starch test

Insolation

By Janice VanCleave

Insolation

Insolation is a measure of solar radiation received on a surface area in a given time period. Some of the insolation is absorbed by the material it strikes, while some of the insolation is reflected. In the diagram, each sun-ray is 1 mile wide. One sun-ray  is perpendicular (90 degrees) to the surface it strikes. […]

Filed Under: Ecology

Ecology Communities Glossary

By Janice VanCleave

Batesian mimicry A type of mimicry in which one species evolves to resemble a species that has superior protection against predators. biodiversity Variety among living things. There are three principal types of biodiversity: species diversity, geographic distribution of species populations, and genetic diversity within species populations. biological legacy A living thing, or product of a […]

Filed Under: Ecology Tagged With: ecology, glossary terms

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Welcome to Janice’s Science Extravaganza!

The spoon hanging from the string vibrates when struck and these vibrations are transmitted through the string and the sound is amplified by the plastic cups. ABOUT ME: Hi, I am Janice VanCleave, author of 50 best-selling science experiment books for children ages 4 through high school. I taught science for 27 years. MORE.....

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Other Janice VanCleave Free Color Changing Lessons

  • HAT Stickers Heat Activated Thermochromic Stickers Stickers that change colors when heated.
  • SA Stickers Sun Activated Stickers Stickers that change color when exposed to sunlight.
  • TLC Dot Stickers Thermochromic Liquid Crystal Stickers Stickers that, like Mood Rings, change color when heated.

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