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Expressions and Equations: Middle Grades Algebra Mat h
Algebra Tiles Class Set
Students build geometric models of
polynomials, exploring firsthand the
concepts related to them. Includes 30
student sets, overhead set, and 40-page
Activity Book.
Grades 6+ | Ages 11+
SMALL PARTS (1). Not for < 3 yrs.
LER 7547 $119.99
-3A2 + 3A - 5
Algebra Balance
STEM
Unique balance lets you demonstrate that -1 is less than 0. Weights
placed in the outer pans represent negative integers, and those
placed in the inner pans represent positive integers, making it
possible to demonstrate that (-1) + (+1) = 0. Includes 4 plastic pans,
4 plastic canisters, a set of plastic weights, and Activity Guide.
Some assembly required. Grades 6+ | Ages 11+
SMALL PARTS (1). Not for < 3 yrs.
LER 7545 $44.99
Magnetic Algebra Tiles
Represent and analyze algebraic principles by
creating concrete models with these magnetic,
write & wipe shapes. Largest piece measures 12 1⁄2
cm x 12 1⁄2 cm. Grades 6+ | Ages 11+
SMALL PARTS (1). Not for < 3 yrs.
LER 7641 72 Pieces $12.99
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