Let's hope that your soap is doing what it's supposed to! The second of six installments in the Cells unit has scholars perform an experiment cultivating bacteria in Petri dishes. They test soaps and detergents to see which is most...

Wind it up and let it go. Individuals build a basic spool racer in the second portion of a six-part unit on energy. After receiving three criteria, pupils modify their designs to meet the new challenge. Pairs compete against each other...

It might be silly to determine the creep rate of putty but groups will enjoy making different formulations of silly putty and playing with them to understand how the different mixtures behave. The second part of the activity has groups...

Protect skin from UV radiation! Groups design and conduct an experiment to test the effectiveness of UV safety products. The groups collect the data from the experiment and prepare a lab report. In the second day of the activity,...

Candy rocks! A sweet lesson offers a different take on the rock candy experiment. Groups use a supersaturated sugar solution to create rock candy. Pupils then add other ingredients to the solution to test their effect on the...

Do flexible circuits change dimensions during fabrication? Groups use GeoGebra software to measure the length of pictures of flexible nano-circuits. To determine if the circuits change dimensions, future engineers use Microsoft...

How well can you launch a ping-pong ball? Small groups design launchers that can launch a ping-pong ball 20 feet into a target. The teams follow the engineering design process as they develop a solution that meets the design...

Blow classes away with a hands-on lesson investigating wind speed. Learners use common materials to design and construct anemometers. They then test their anemometers and collect data on the wind speed created by a fan.

Student observe and quantify the respiration that occurs in yeast-molasses cultures. They complete an effective experiment in order to examine how to think critically about the results.

Young scholars articulate the ways in which they use the Internet and envision and propose new uses for the Internet. They examine one teenager's vision and expression of teen culture and individual personality online by reading and...

First graders are divided into two teams that line up on each side of the room. A representative from team one comes to the front of the room not facing the teacher. The members of team one begin to give the definition for a word, and...