Basic Algebra for Middle School and High School
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
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 ...
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.
Cross section of a tree trunk and stump: trunk: part of the tree, between the roots and the branches, consisting of wood on the interior and bark on the exterior. Stump: the remainder of the turnk inc ...
Leaf: chlorophyll containing outgrowth of a stem or branch; the site of photosynthesis. See more
Leaf - Visual Dictionary - Copyright © 2005-2016 - All rights reserved.