CK-12’s Algebra I Second Edition is a clear presentation of algebra for the high school student. Topics include: Equations and Functions, Real Numbers, Equations of Lines, Solving Systems of Equations ...
The Teacher's Edition covers tips, common errors, enrichment, differentiated instruction and problem solving for teaching CK-12's Basic Algebra Student Edition.
It is an educational content of CK-12 Fo ...
CK-12 Foundation’s Basic Algebra FlexBook® textbook is an introduction to the algebraic topics of functions, equations, and graphs for middle-school and high-school students.
It is an educational conte ...
CK-12 Algebra Explorations is a hands-on series of activities that guides students from Pre-K to Grade 7 through algebraic concepts.
It is an educational content of CK-12 Foundation (to access some of ...
Plant cell: the cell is a highly complex system that is the site of intense energy exchange and which presents vast interphase surfaces. Like all living organisms, it feeds itself, grows, multiplies a ...
Tree: large ligneous plant whose stem is bare lose to the ground and carries branches at its top. See more
Tree - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.
Plant: living being with cellulose walls, and often chlorophyll and starch; it has neither a mouth nor a nervous system; its mobility and sensitivity are weaker than those of animals. See more
Plant - ...
Branch with alternate buds: small branch. See more
Branch with alternate buds - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.
Branch with opposite buds: small branch. See more
Branch with opposite buds - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.
Graminae: plant with a cylindrical stem and inconspicuous flower spikes. See more
Graminae - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.