David City Elementary

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Grade 4

SIRS Discoverer

Science

Skeletal System

Take a guided tour of the skeletal system and test your knowledge of the skeletal system

Photosynthesis:

Newton's Apple A short explanation of photosynthesis with a video.

Learn about photosynthesis as you learn why leaves change color in the fall.

"Flying Turtle" page on photosynthesis

Why are Leaves Green? From Science Made Simple on SIRS DSICOVERER

Plant Power From Puddler on SIRS DISCOVERER

Photosynthesis from Thinkquest

Magic School Bus Photosynthesis (click the Launch FrizTV button)

Moving Model of photosynthesis

Natureworks Photosynthesis

Photosynthesis movie from Nova (use davidcity and davidcity to log in)

View where there are earthquakes and volcanoes in the world.

Social Studies

Navajo Rugs