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Showing 10 results from a total of 239

| Issue 65

What are you drinking? Tap water versus bottled water

Which is better: tap or bottled water? Try these activities based on simple analyses, a debate, and a blind tasting to learn about drinking water and encourage sustainable habits.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry, Earth science, Engineering, Health, Science and society, Sustainability
 

| Issue 65

To bee or not to bee: the chemistry of honey

Learn about a variety of biochemical aspects of honey through a series of simple experiments using the sugary product of bees.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry
 

| Issue 64

When plants moved ashore and changed the planet

Plants today are extremely diverse, abundant, and flamboyant. However, the first land plants, which initiated a great change in the flora and fauna on planet Earth, were very different.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry, Earth science
   

| Issue 64

A misty way to see convection currents

Do air convection currents really move as they are drawn in textbook illustrations? Let’s make invisible convection currents visible using mist.

Ages: 11-14, 14-16, 16-19;
Topics: Chemistry, Engineering, General science, Physics, Profiles

| Issue 64

Practical ocean literacy for all: ecology and exploration

The oceans cover over 70% of the surface of our planet. Try these activities to learn more about Earth’s largest habitat and how it affects our lives.

Ages: 11-14, 14-16;
Topics: Biology, Chemistry, Earth science, Science and society, Sustainability