1. Why Teach Science

2. We have only one planet.

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

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

5. The Earth’s population is growing exponentially.

6. World Population PopulationYearsPercent Year(in millions)PassedIncrease 1400 350 1750 791 350126% 1850 1,262 100 60 1950 2,521 100100 1999 5,978 49137 2008 6,707 9 12.2

7. World Population-% CentralNorth Year AsiaAfricaAmericaAmerica 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

8. World Population in Billions BillionsYearYears Passed 11804 21927123 31959 32 41974 14.75 51987 13.25 61999 12.25 72012 12.33 82025 13.0

10. More people means less space for everyone.

12. More people means more resources are used.

13. More people means more wastes to deal with.

14. We have to teach our children how to: Conserve resources and use them wisely.

15. We have to teach our children how to: Re-use & recycle materials.

16. We have to teach our children how to:

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

18. 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!

19. 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)

20. 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!