Other
Mathedpage.org: Algebra Manipulatives: Comparison and History
This resource discusses the use of manipulatives in the study of Algebra. The author sees benefits in symbol manipulation to enrich understanding, in geometric interpretation strengthening the connection to other parts of mathematics,...
Scholastic
Scholastic: Solving the Unknown With Algebra
Students will learn and reinforce skills for solving for unknowns, manipulating equations while keeping them in balance, using formulas to solve real-world challenges, and working with proportions, radicals and exponents.
Other
Math Ed Page: A Proposal for Early Math Education
A chapter from a book on mathematics instruction for elementary students. Henri Picciotti explains why instruction in number sense, function sense, and symbol sense is important. He offers sample plans for operation sense.
Alabama Learning Exchange
Alex: Battle to the Death: Adding Integers
The goal of this lesson is for learners to use manipulatives to add integers, creating concepts rather than memorizing rules. This lesson will be related to the 300 Spartans who battled the invading Persians at the Battle of Thermopylae,...