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astronomy, Search NSTA ..., Science objects, stem, interactive science notebook
Population 75 trillion:
Cells, organelles, and their functions
by Katherine Grady and Bobby Jeanpierre
t is estimated that there are be-
tween 50 and 75 trillion cells in
the human body. Cell...
...ch 2011 35
Teaching Science to ELLs, Part I
Nazan Bautista and Martha Castañeda
ince 1995, the population of English language learners
(ELLs) in the United States has increased by an astonishing
Enhancing Science for ELLs
Science strategies for English Language Learners that benefit all students.
By Joanne K. Olson, John M. Levis, Roberta Vann, Katherine Richardson Bruna
ost of us ...
Lab 21: Elliptical Orbits
TAKE-HOME PHYSICS 83
STUDENT PAGES TEACHER PAGE
Lab 21: eLL iptica L
Although not inquiry, this activity is important for students to understand what
an ellipse is a...
...f English lan-
guage learners (ELLs) in our schools, many sci-
ence teachers have little training in meeting their
specialized needs. During the 2007–2008 academic year,
4.7 million or 10% of studen...
...ear ye. The Honor-
able Judge Cellular now presiding.
The judge in his black robes came
silently into the courtroom amid the
usual bustle that attended one of the
special sessions. He slid ...
...appropriate instruction of the ELLs can be described
using one phrase—making meaning. In both the science
and language contexts, we look for ways for students to
find meaning: meaningful communicat...
22 Science and Children
E L L
Simple strategies to incorporate into inquiry
science for English Language Learners
By Laurie Hansen
22 Science and Children
January 2006 23...
...lso English Language Learners (ELLs) are often placed
in mainstream science classes long before they are fluent
in English (Reville 2006). To make matters more difficult,
students are often require...
...Science Teacher 52
Science for ELLs:
Practical considerations and support for
instruction of English language learners
any educators feel ill-prepared to
meet the academic needs of stu-