David Wetzel on May 26th, 2009

This investigation is designed to determine if plants prefer cola or water to grow.
Materials

2 small plants
soil
2 small plant pots with saucers
water
cola
marker
digital camera
paper for data collection
pencil
ruler

Procedures

Place each plant in a small plant pot
Label one pot - water
label the other pot - cola
Add water to the pot labeled water until the soil is moist
Add cola to the [...]

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David Wetzel on January 26th, 2009

Simple demonstrations of solar to energy transformations allow students to investigate energy transformations into other types of energy. Examples include: solar to heat, solar to electrical, chemical to electrical to mechanical, mechanical to electrical to heat, etc.
The following investigation is safe for students to study energy transformations.
Solar to Electrical to Heat Energy Transformations
 

 
The image demonstrates solar energy being transformed into electrical energy [...]

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David Wetzel on September 27th, 2008

Science mysteries are a great way for students in grades 5 - 12 to  become actively involved in the science learning process. They are presented with real life science problems and they have to use all their science content knowledge and resources available to them to solve the problem.
Science mysteries use the all the attributes of the scientific [...]

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admin on September 23rd, 2008

I found that students were always interested in challenges to identify common items or things. I would locate pictures taken with electron microscopes and challenge them to identify what is in the picture.
This would cause their use of critical thinking skills and inquiry-based investigative research as they sought to identify the objects in the pictures.
I would [...]

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