Optical Society
Optical Society of America: Optics for Kids: Mirrors and Images
An experiment to investigate how many images appear as the angle between two hinged mirrors is increased. Accompanied by an explanation of what is happening, questions for students to consider, and a link to an article about reflection.
Optical Society
Optical Society of America: Optics for Kids: Lose a Glass in a Glass
This is an activity that should only be done outdoors or in a well-ventilated area, with adult supervision, as it involves paint thinner. It demonstrates the concept of the index of refraction for different materials, in this case that...
Optical Society
Optical Society of America: Optics for Kids: Bending Light
An experiment using a water lens that demonstrates how the eye sees an image. Accompanied by an explanation of what's happening, and a link to an article on refraction.
Optical Society
Optical Society of America: Optics for Kids: Watch Tv Upside Down
An experiment to invert a television image using a magnifying lens. Accompanied by an explanation of what's happening.
Other
Diver Ciencia: Quimica Magica
Try eighteen different chemistry experiments which look like magic but everything is a product of chemical reaction.
Other
Diver Ciencia: Quimica Curiosa
These are eighteen different chemistry experiments to satisfy your curiosity.
Science Bob Pflugfelder
Science Bob: Build a Film Canister Rocket
Science Bob uses magnets, film canisters and Alka-Seltzer tablets to demonstrate how to build film canister rockets.
Science Bob Pflugfelder
Science Bob: How to Make Slime: Method 1
Detailed instructions for making this stretchy, gooey slime at home or at school.
Science Bob Pflugfelder
Science Bob: Build a Fizz Inflator [Pdf]
Science Bob provides all the instructions to create a balloon inflating contraption that uses the chemical reaction of vinegar and baking soda.
BiologyWise
Biology Wise: What Causes Growth of Bread Mold and How to Prevent It?
Explains what bread mold is, what causes it to grow on bread, factors that contribute to its growth, and how to prevent its growth. Includes an experiment for growing mold on bread.
Other
Diver Ciencia: Fisica Recreativa
Try these fun physics experiments. Find out how you can make an egg float in water or if an egg is raw or cooked without breaking its shell and many other fun curiosities.
Other
Diver Ciencia: Fisica Sorprendemte
Try these eighteen physics experiments. These are "surprises" from physics but they all have scientific explanation.
Science Bob Pflugfelder
Science Bob: Create Bubbles & Heat With Simple Chemistry
Use common supplies to try a simple experiment involving chemical reactions.
Science Bob Pflugfelder
Science Bob: Make Slime With Glue and Borax
Detailed instructions for making this silly putty-like slime at home.
Science Bob Pflugfelder
Science Bob: Experiment While Making a Bouncy Ball
Use this experiment to discover how to make "bouncy balls".
Science Bob Pflugfelder
Science Bob: Make a Static Powered Dancing Ghost
Detailed instructions for making a static powered dancing ghost using common supplies.
Science Bob Pflugfelder
Science Bob: Add Color to Flowers Using Science
Use this experiment to discover how to make colored flowers using common supplies with details on why it works.
Optical Society
Optical Society of America: Optics for Kids: Make a Light Fountain
A simple experiment that demonstrates the concept of total internal reflection, and shows how light can travel around curves and corners, as it does in fiber-optic cables. Accompanied by an explanation of what's happening.
Science is Fun
Science Is Fun: Dancing Raisins
An experiment in buoyancy which involves making raisins float by using carbonated soda pop. Students then try the same test with other materials. Instructions for making one's own carbonated liquid are also provided.
Science is Fun
Science Is Fun: Needle Through a Balloon
In this experiment, you will learn how to push a needle right through an inflated balloon without popping it, and why this is possible.
Science is Fun
Science Is Fun: The Fireproof Balloon
In this experiment, two balloons are each placed over a lighted match, but the one that has had water placed inside it does not burst. Includes an explanation of why that is so.
Science is Fun
Science Is Fun: Soft Water and Suds
For this experiment, students create hard water from distilled water, then test how soft and hard water behave when detergent is added, i.e., how well suds can develop. An explanation of how dissolved minerals affect water's sudsing...
Science is Fun
Science Is Fun: The Collapsing Can
An experiment using an aluminum can and boiling water that demonstrates that the air around us has pressure, although we may not be aware of it.
Science is Fun
Science Is Fun: Sinking and Floating Soda Cans
An experiment to determine if either a regular or a diet can of soda will float or sink when placed in water, and what causes this.