Science Bob Pflugfelder
Science Bob: The Giant Dry Ice Bubble Sphere
Science Bob presents instructions for making a giant dry ice bubble sphere using common supplies.
Science Bob Pflugfelder
Science Bob: The Ultimate Bubble Solution
Science Bob presents instructions for making the ultimate bubble solution using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Body Zone: The Skeleton
An introduction to the function of the skeletal system, including blood cell production and the importance of calcium.
Science Bob Pflugfelder
Science Bob: Experiments: Make Ice Cream in a Plastic Bag
Science Bob gives directions on how to make ice cream in a plastic bag.
Science Bob Pflugfelder
Science Bob: Body Zone: The Muscular System
This introduction to the muscular system of the body describes the three different types of muscles: smooth, skeletal, and cardiac.
Science Bob Pflugfelder
Science Bob: Build an Electromagnet!
This site presents a procedure for creating your own electromagnet using an iron nail, some wire, and a battery. The site illustrates a connection between electricity and magnetism.
Science Bob Pflugfelder
Science bob.com: Make Your Own Rock Candy!
This concise site provides directions for creating rock candy using a super-saturated sugar water solution. Describes super-saturation following the procedure.
Science Bob Pflugfelder
Science Bob: Science Fair Ideas!
Pick your topic using these ideas to get you started. Even if you don't like any, they may inspire you to come up with one of your own. Remember, check all project ideas with your teacher and parents, and don't do any project that would...
Science Bob Pflugfelder
Science Bob: Body Zone: The Heart
An introduction to the different regions of the heart, along with a description of the hearts function. A good overview site.
Science Bob Pflugfelder
Science Bob: Body Zone: The Lungs
An introduction to the form and function of the lungs, including the bronchioles and alveoli.
Science Bob Pflugfelder
Science Bob: Homemade Slime!
Contains a procedure for creating slime -- a polymer formed by mixing water, borax, Elmer's glue, and food coloring. Following the procedure, the site contains a brief description of what polymers are.
Science Bob Pflugfelder
Science Bob: The Exploding Lunch Bag
This site contains a simple procedure for observing an acid-base neutralization reaction (baking soda and vinegar), in which the product, carbon dioxide, causes a zipped bag to explode.
Science Bob Pflugfelder
Science Bob: See Some Optical Illusions
A webpage on optical illusions, containing a grid of black squares, an elephant with four or five legs, and a picture with three faces in it.
Science Bob Pflugfelder
Science Bob: The Scientific Method
Gives an overview of the scientific method as it relates to a science fair project.
Science Bob Pflugfelder
Science Bob: Make a Simple Duck Call!
Contains a procedure for using a plastic straw to create a device capable of producing a duck call when air is passed through. The site introduces the concept of vibration in sound production.
Science Bob Pflugfelder
Science Bob: Make Your Own Balloon Rocket!
This site contains a brief procedure for building (and launching) a balloon powered rocket. Introduces concepts of air pressure and propulsion.
Science Bob Pflugfelder
Science Bob: Make a Paperclip Float!
Presents a procedure for getting a paper clip to float in water. Following the procedure, the site gives a brief explanation and discussion of surface tension.
Science Bob Pflugfelder
Science Bob: Watch Yeast in Action!
Gives a procedure for observing the creation of carbon dioxide by active yeast. Following the procedure, a brief description of how yeast is used in bread is presented.
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.
Science Bob Pflugfelder
Science Bob: Make a Paper Clip Float [Pdf]
Science activity demonstrates how surface tension is used to suspend a paperclip on the surface of water.
Science Bob Pflugfelder
Science Bob: Oobleck: The Cornstarch and Water Experiment
Try this fun and easy experiment to learn about "Non-Newtonian" liquids.
Science Bob Pflugfelder
Science Bob: Halloween Science Experiments and Ideas
Take a look at some FUN Halloween ideas and experiments!