Will this water source support life? Small groups test the chemistry of the water drawn from two different sources. They then compare the collected data to acceptable levels to draw conclusions about the health of the source. The...

What common chemical includes safety warnings for being harmful if swallowed or inhaled, causes serious eye damage, and needs to be cleaned up immediately if spilled on the floor? Surprisingly, the dangerous chemical turns out to be...

Here's a great selection of slides for a class being introduced to heat transfer. Types of materials that are good conductors or insulators are covered and the diagrams that accompany the information should make understanding more...

If you are not part of the solution, then you are part of the precipitate. The presentation covers solutions, suspensions, solubility, dissociation, and acid/base reactions. This is the 19th lesson in a series of 26.

Both aerobic and anerobic respiration are introduced in this succinct PowerPoint. The chemical equations for both are included. The last slides give instructions for a lab activity in which pupils use a gas sensor to measure the...

Not really a resource for use in the classroom - this file is a PowerPoint presentation which gives information about Dyspraxia. It is a very interesting presentation because it shares many signs to look for in a person who may be...

In some part of the world there is not enough fresh water for every use. If things are done differently water re-use can be very effective. Learn here about ways we can change the world. Wastewater, if properly treated can be a resource...