95 results found for 11-14-year-olds

Mutiplying and dividing fractions: a systematic approach to this perennial problem.

Bill covers his office floor with trash to see what takes up space in a landfill. He digs through fast food containers and diapers to learn that what we really need is green design of our manufactured objects.

A discussion of the problems caused by genetic engineering.

To learn what's inside a golf ball - and to show how clever engineers are - Bill uses a special cutter to chop one open - well more than one.

Jonathan explains what graphene is and how it fits into the revolution in carbon science.

A young scientist's thoughts

A youngster's interesting and amusing look at this special topic.

Helix is an educational series covering genetic disorders, brought to you by Patricia Martin and powered by GEOSET Studios. In this first episode, Patricia primes young learners on modern genetic theory before diving into the exciting field of geneti....

In this episode of Helix, Patricia Martin outlines the symptoms and complications associated with the terminal illness Tay-Sachs disease.

In this episode of Helix, Patricia Martin covers the chromosomal condition Turner syndrome.  Patricia gives a quick lesson on the symptoms and treatments associated with this congenital disorder.  

In this episode of Helix, Patricia Martin outlines the symptoms and complications associated with Klinefelter syndrome, which is related to Turner syndrome.

In this episode of Helix, Patricia Martin covers the very common and well-known chromosomal condition, Down syndrome.