This science experiment helps students understand how the size of a shadow depends on the size of the object casting the shadow as well as the position of the light source and screen.

This website houses kids science projects and experiments, science fair projects and science articles.

This site from NSTA includes a progression of the Science and Engineering Practice for obtaining, evaluating, and communicating information. In addition, thereare performance expectations that make use science and engineering practices.

Multi-instructional activity unit in which students conduct an experiment comparing the effect of elevated salt in the environment on wild type worms and a mutant that is resistant to higher salt concentrations. Lessons enhance learning...

This non-profit organization brings "cool" science programs to schools in the Pikes Peak, CO area, but the website also provides exciting videos, experiments, and links to online users. Watch real chemistry and physics experiments and...

In this experiment, students create a model of an earthquake machine and test it to observe what would happen to a building during an earthquake. A worksheet is provided for recording observations.

Students are challenged to design a way to drop a raw egg from varying heights without letting the egg break. Creative thinking and evaluation of results are critical to the project.

Observe adaptation and perception in the activity. This activity will have students watching a continuously rotation spiral to see what happens as you watch it and then look away.

Try this walking toy activity to learn about the directional forces that act on it to control its movements.

Understand that what you see is often affected by your expectations of what you think you should see. This activity will explore the sensation you feel when your brain expects to see something.

This teaching guide includes 10 hands-on activities to teach about air quality and the importance of keeping our air clean. Students will complete activities that include simple sensory experiments to discover the characteristics of air,...

This instructional activity will allow students to perform pH tests that determine if various solutions are acids or bases (cognitive). Students will test common household solutions such as water, vinegar, milk, and orange juice use pH...

Describes a number of ancient Greek inventions (starting with 'F'), including a fire extinguisher, a flame thrower used as a weapon, a floating bridge, and experiments with flying machines.

In this Inquiry, learners engage in a debate between two characters about when a bed-and-breakfast (B&B) should have a fall leaf-peeping special to maximize the guest experience. Students are introduced to Budburst, a citizen science...

In addition to overviewing Compton's (1892-1962 CE) studies in x-rays, this article includes information on Compton's published works, his education, and personal life.