Video program explains the difference between observation and experiment and the principles of experiment design. Lesson draws on real-life example of heart disease study and a double-blind experiment. [28:39]

A collection of simple experiments your students will enjoy! Each activity only requires a few household items, and will certainly spark the creativity in young scientists!

Do you have the magic touch? Watch as your finger mysteriously moves a pencil without touching it.

This experiment is about bread. If you have used my website for long, you know that I like experiments with food, especially when it is tasty food. We regularly bake bread, and there are few smells that are better than the smell of...

This lesson will explain the difference between independent and dependent variables. It is 3 of 4 in the series titled "Independent/Dependent Variables."

This Physics Classroom tutorial contains a simple animation demonstrating the grounding process for a positively-charged electroscope. The movement of electrons between the electroscope and ground is shown. An explanation accompanies the...

From the Multimedia Physics Studios. An animation of the technique of the induction charging of an electroscope. The movement of electrons through the electroscope is shown. The animation is accompanied by explanations of what is happening.

This tutorial from the Glenbrook South High School provides an animation depicting the induction charging of a single sphere by the process of induction. The movement of electrons is shown. The animation is accompanied by explanations of...

From the Multimedia Physics Studios. An animation depicting the induction charging of a double sphere system by the process of induction. The movement of electrons between spheres and between the ground and sphere is shown. The animation...

[Free Registration/Login may be required to access all resource tools.] Introduction to the goals of science.

Science Bob gives directions on how to make ice cream in a plastic bag.

Great animations showing how sound is produced.

This lesson will explain the techniques and glassware used to "deliver" samples versus measure and "contain" samples. It is 2 of 3 in the series titled "Handling Laboratory Samples."

This lesson will explain the difference between independent and dependent variables. It is 1 of 4 in the series titled "Independent/Dependent Variables."

This tutorial offers an animation depicting the induction charging of an electrophorus plate by the process of induction. Animation depicts the movement of electrons between plat and ground. The animation is accompanied by explanations...