Science Bob Pflugfelder
Science Bob: Make a Cartesian Diver!
This site presents a procedure for creating a cartesian diver, a miniature submarine which rises or sinks depending upon the water pressure within a closed bottle. The site also introduces basic concepts of water and air pressure.
Science Bob Pflugfelder
Science Bob: Bend a Bone With Vinegar
Use this experiment to show how vinegar reacts with the calcium in a chicken bone.
Science Bob Pflugfelder
Science Bob: Science Fairs
Find out what the difference is between a science demonstration and a science experiment. Then explore Science Bob's page to learn about ideas for science fairs, the Scientific Method, science fair resources, and even some helpful advice.
Science Bob Pflugfelder
Science Bob: Bend Water With Static Electricity!
Contains a procedure for illustrating electrostatic attraction between opposite charges by causing a thin stream of water to bend. The site gives a brief discussion of static electricity, as well.
Science Bob Pflugfelder
Science Bob: The Lincoln High Dive
Instructions for a science demonstration of Newton's first law of motion using common supplies. Learn how to turn the demonstration into an experiment.
Science Bob Pflugfelder
Science Bob: Fantastic Foamy Fountain
Science experiment shows how yeast mixed with hydrogen peroxide creates not only foam but an Exothermic Reaction.
Science Bob Pflugfelder
Science Bob: Eggshell Geode Crystals
Science Bob provides instructions for how to form geode crystals in eggshells using common supplies with information on why it works.
Science Bob Pflugfelder
Science Bob: Build a Hovercraft You Can Ride
Science Bob provides instructions for building a hovercraft you can ride using common supplies with tips for using it.
Science Bob Pflugfelder
Science Bob: Build a Soap Powered Model Boat
Science Bob presents instructions for a science demonstration of how to build a soap-powered model boat using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Blobs in a Bottle
Instructions for a science demonstration of how to create a blob in a bottle using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Make Plastic Milk
Science Bob gives instructions on how to make plastic milk using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Try Some Lava in a Cup
Science Bob provides instructions for how to make some lava in a cup using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Make a Levitating Orb
Science Bob provides instructions for how to make a levitating orb using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: A Density Experiment You Can Drink
Science Bob provides instructions for a density experiment you can drink using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Growing Bacteria for Science Fairs
Science Bob provides instructions for setting up an experiment to show how to grow bacteria.
Science Bob Pflugfelder
Science Bob: Crazy Foam Experiment
Science Bob presents instructions for a science demonstration of how to make crazy foam using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Do Birds Care What Color Their Food Is?
Science Bob provides instructions for setting up an experiment to determine if birds care what color their food is.
Science Bob Pflugfelder
Science Bob: Pringles Can Rocket Fuel
Science Bob provides instructions for making a pringles can rocket fuel using common supplies with information on how it works.
Science Bob Pflugfelder
Science Buddies: A Color Symphony
Science Bob provides instructions for making a color symphony using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Oreo Cookie Moon Phases
Science Bob provides instructions for making phases of the moon with Oreo cookies with fun moon facts.
Science Bob Pflugfelder
Science Bob: Chicken Sounds From a Cup!
Science Bob presents instructions for a science demonstration of how get chicken sounds from a cup using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Clean Pennies With Vinegar
Science Bob presents instructions for a science demonstration of how to clean pennies with vinegar using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Roll a Can With Static Electricity
Science Bob presents instructions for a science demonstration on how to roll a can with static electricity using common supplies with information on how it works.
Science Bob Pflugfelder
Science Bob: Lemon Chemistry: An Acid Base Experiement
Science Bob presents instructions for conducting an acid-base experiment using common supplies with information on how it works.