What is a Variable?
...udents evaluate expressions, write expressions that correspond to given situations, and use expressions and formulas to solve problems. What is the teacher doing? You might want to point out that any letter could be used in the expressions; the files just happen to use x. The Big Idea Co...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-variable
Visualizing Quadratic Expressions
...a model, recognize quadratic expressions in many forms, and understand that the product of two binomial expressions can be determined by multiplying each term in one sum by each term in the other sum. Vocabulary rectangle square area In this lesson students manipulate geometric figur...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-quadratic-expressions
Research
Research global website Funding and research Research shows how TI educational technology and programs are an essential component of greater student achievement. Learning Gains from Teachi...https://education.ti.com/en/resources/funding-and-research/research
Adding Ratios
...tio lie on the same line. What to look for At the end of the lesson, have students change the ratios for the blue and pink segments and explain what each segment represents. Discuss as a class the effects the rates associated with the two ratios have on the steepness of the segments. Sample Asses...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/adding-ratios
Equations of the Form ax+by = c
...are the students doing? Students explore a variety of contexts for a linear combination of two quantities with a given constraint. What is the teacher doing? Encourage students to explore the exchange between the two quantities and how that exchange maps out the solution on a coordinate gri...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/equations-of-the-form-ax-plus-by-equals-c
Comparing Units
Comparing Units website This lesson helps students to understand that the size of a fraction will vary with the scale used to define a unit fraction. 393728 Comparing Units Planning and R...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/comparing-units
What is an Equation?
... Objectives Students should be able to distinguish between an expression and an equation. They recognize that solutions to an equation are the replacement values for the variable that make the equation true. Vocabulary expression equation variable solution In this lesson students ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-equation
What is an Exponent?
What is an Exponent? website This lesson allows students to investigate exponents and learn how to use exponents as a compact way to write expressions involving whole number multiplicatio...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-an-exponent
References by Texas Instruments - US and Canada
...ation Research (IREM) & University of Lyon & University of Montpelier. Aldon, G. and H. Sabra (2009). The Integration of calculators in mathematics teaching: a new stage of technology, new forms of integration, a new type of experimentation. (TR). Lyon, France, Institut National de Recherche Péda...https://education.ti.com/en/resources/funding-and-research/research/research_bibliography
Effect size by Texas Instruments
Effect size Effect size Effect size by Texas Instruments global website Effect size is an index that allows estimation of strength of an effect across studies which use different measures. It is based on ...https://education.ti.com/en/resources/funding-and-research/research/research_effectsize
Python coding: Do While Loops | Texas Instruments
... global website Do While Loops This activity extends the “Teaching Foundations of Computer Science With Python on TI-Nspire™ Technology” workshop to study additional topics from compu...https://education.ti.com/en/resources/computer-science-foundations/do-while-loops
High-School-State-Test
... • • • PSAT/NMSQT® • • • • • • • • • • ACT® • • • • • • • IB® • • • • •...https://education.ti.com/en/resources/test-preparation-tools/high-school-state-test-map
Extending Exponents
...xponents to express numbers in scientific notation, and interpret and explain numerical expressions involving exponents that are 0, negative, or \(\frac{1}{2}\) or \(\frac{1}{3}\). Vocabulary exponent base factor cube square power In this lesson students investigate how patterns ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/extending-exponents
Building a Table of Ratios
Building a Table of Ratios website Students generate equivalent ratios in a table, where values in each row of the table are a multiple of the values in the original ratio and that the en...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/building-a-table-of-ratios
Solving Equations
...oing? Students solve equations by a variety of solution strategies and compare solution pathways based on elegance and efficiency. What is the teacher doing? Encourage students to explore solution pathways they might not have initially seen in order to develop flexibility in solving equatio...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/solving-equations
Building Expressions
... TNS Lesson Snapshot Two expressions are equivalent if they have the same value for every possible replacement for the variable or variables. What to look for Some statements can be true for many values of a variable or variables but not true for oth...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/building-expressions
Texas Instruments Guidelines for Research
...s of TI's policies include: TI adheres to the research code of ethics of the American Educational Research Association Assurance of data privacy is controlled by the U.S. Federal Educational Rights and Privacy Act (FERPA), the European Directive on the protection of personal data and...https://education.ti.com/en/resources/funding-and-research/research/research-ethics
research-program
...sia have contributed to substantial research on the use of handheld graphing technology and classroom networks to transform mathematics and science teaching. Research shows how TI products and services help: Students increase mathematics success. Schools meet instructional goals. Sch...https://education.ti.com/en/resources/funding-and-research/research/research-program
What's a Solution to a System of Equations?
...s on a line, or there is no solution. They should also be able to describe the solution in terms of the graphs of the two equations, and identify characteristics of equations that will lead to each possible outcome. Vocabulary system of linear equations in two variables intersection slope paral...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-solution-to-a-system-of-equations
Visualizing Systems of Linear Equations
...dation for reasoning about strategies for solving systems of equations. What to look for Some students may reason about the numerical value for each expression in an equation and how they must be the same, while others may reason by identifying numbers that make the mobile unbalanced and in ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-systems-of-linear-equations
Moving from Proportional Relationships to Linear Equations
...portional relationships to graph of any line. What to look for Student discussion may provide an opportunity to discuss why the denominator of a fraction cannot be zero. Sample Assessment Consider the graph of a line. Which equation has a slope greater than the slope for the line shown? ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/proportional-relationships-to-linear-equations
Units Other Than a Unit Square
Units Other Than a Unit Square website This lesson helps students to understand the importance of the unit by approaching fractions using area models. 393727 Units Other Than a Unit Squar...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/units-other-than-a-unit-square
Mixed Numbers
Mixed Numbers website This lesson uses interactive number lines to help students investigate mixed numbers as a way to write improper fractions. 393719 Mixed Numbers Planning and Resourc...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/mixed-numbers
Equations and Operations
Equations and Operations website In this lesson students investigate the relationship between the solution to an equation and the solution to a new equation formed by adding, subtracting,...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/equations-and-operations
Solving Systems of Equations Algebraically
...chniques to solve a system of linear equations in two variables, in particular the methods of elimination and substitution and determine elegant approaches to finding a solution. Vocabulary system of linear equations in two variables substitution solution to a system In this lesso...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/solving-systems-of-equations-algebraically