Science is Fun
Fun Science: Bowling Balls: Sink or Float?
For a dramatic illustration of density check out this demonstration. It's simple to do, only requiring a bowling ball and some water.
Middle School Science
Middle School Science: Motion Crossword Puzzle
Let your students have a little fun and reinforce their learning of motion-related concepts at the same time.
Science is Fun
Science Fun: Bernoulli's Principle
This simple lab demonstrates Bernoulli's Principle using a balloon, a tennis ball and a hair dryer.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Games & Puzzles
A great place to reinforce topics covered in a fun way. Science, math, and more, specifically element games for all levels.
PBS
Pbs Kids: Cartesian Diver
This PBS site shows users how they can make their own cartesian divers, discover how it works, and have some fun at the same time.
The Franklin Institute
In Quiry Almanack: Smelling
Site provides fun activities for kids to do in the classroom to help them better understand the sense of smell.
Science is Fun
Science Is Fun: Put a Shine on It
An experiment investigating how to remove the tarnish from silver. Includes an explanation of how the silver becomes tarnished, and the chemical reaction taking place when the shine is restored.
Science is Fun
Science Fun: Layered Liquids
This experiment allows you to dramatically demonstrate the different densities of five different common household liquids.
Hunkins Experiments
Hunkin's Experiments: Surface Tension
Hunkin's Experiments is a group of simple cartoon illustrations of scientific principles. Some would work well in the classroom, but others have little value beyond entertaining students. All of the projects are easy to do. These two are...
Other
Air Blaster: Smoke Ring Launcher
Steve Spangler shows how you can blow a cup off of your friends head and his or her papers off the desk with this "air blaster" or "AirZooka." Demonstrate that air does take up space and how air moves. What fun!
PBS
Pbs Kids Zoom: Chemistry Activities
Cool science site provides plenty of fun and engaging chemistry activities for young scientists to learn something new and have some fun at the same time.
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: Egg in a Bottle
An air pressure experiment that shows how to get a hard-boiled egg into a glass bottle that has a mouth smaller than the width of the egg. A lit match is used in this activity.
Texas A&M University
Kinder Garden
There are many opportunities available for younger students to get involved with plants, gardens, and the outdoors in general. Some of these opportunities include children's programs at school gardens, botanic gardens or community...
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.