Why Teach Science

We have only one planet.

The hydrosphere, atmosphere,lithosphere and biosphere all interact with each other so,

When we change one, it changes all of the others.

The Earth’s population is growing exponentially.

World PopulationPopulation Years Percent

Year (in millions) Passed Increase1400 3501750 791 350 126%1850 1,262 100 601950 2,521 100 100 1999 5,978 49 1372008 6,707 9 12.2

World Population-%Central North

Year Asia Africa America America

1750 63.5 13.4 2 .3

1850 64.1 8.8 3 2.1

1950 55.6 8.8 6.6 6.8

1999 60.8 12.8 8.5 5.1

2008 59.1 14.5 8.6 5.0

2050 57.1 19.8 9.1 4.4

World Population in Billions

Billions Year Years Passed1 18042 1927 1233 1959 324 1974 14.755 1987 13.256 1999 12.257 2012 12.338 2025 13.0

More people means less space for everyone.

More people means more resources are used.

More people means more wastes to deal with.

We have to teach our children how to:

• Conserve resources

and use them

wisely.

We have to teach our children how to:

• Re-use & recycle materials.

We have to teach our children how to:

First, we must get them to care about their planet.

Top Ten Things to Keep Telling Yourself

When You are Teaching Science

10. Always be prepared for the unexpected!

9. All parents think that they are

educational experts!

8. Reading science is important, but it

should not replace “doing” science!

7. Evaluations should match the

objectives very closely!

6. Tell the students your objectives and

don’t lose sight of the objectives!

5. Promote positive attitudes toward

science, provide opportunities to

develop science skills and then teach

concepts! (ASK)

Most Importantly

4. Have fun while teaching science!

3. Your students should have fun while

learning science!

2. Every student can learn science!

1. We do it all for the students!