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Calculators

Using Calculators

General Calculators

Calculator Applications

Download Applications for TI-73 - Free downloads make the TI-73 more versatile
CBL Probes - Investigation Tools - Turn your calculator into a scientific instrument - Measure temperature, light, motion and force.
Vernier LabPro - Scientific investigation tools for TI-73
CBR Probes - Measure distance, velocity and acceleration.
Guide to Using Probes- Guide includes outline and sample lessons.

Calculator Tools

GeoBoard Application - Turns you calculator into a geoboard.
Number Line Application- Allows students to discover properties of a number line.
Logic Ladder Application - Allows students to perform many activities
Solve It! Application - Fun Problem solving
Area Formulas Application - Allows students to have quick access to formulas
StudyCards(tm) Application - Turns calculator into a study guide.
Cabri Jr App - Geometry Tools
Rational Number Rampage Application - Explore rational numbers
SMILE Mathematics Application - Fun math activities
Number Curiosities Application - Explore relationships between numbers

Calculator Lesson Plans (NJ Standards)

4.1. Number and Numerical Operations

Place Value Small Group Activity - Students follow teacher prompts to enter one part of a number, then add their own.
Go for the Gold - Students find "Golden Ratios" of human body.

4.2. Geometry and Measurement

Get In Line - Students use calculator to find the lengths of three skate board ramps and compare the safety, speed and difficulty of each
Constructing Geometric Objects - Students construct geometric objects and investigate terms: median of a triangle and the altitude of a triangle.
Angles of a Triangle - Students investigate the relationships between interior and exterior angles of a triangle.
Real World Solving Linear Equations/Systems - Students focus on real world problem solving of linear equations and systems.
Scatterplots - Students collect data and graph sets of data to see if there is a relationship.
Building a Garden Fence - Students determine the possible dimensions for a garden fence
Storefront Signs - Students determine area of various signs
When a Ruler Isn't Enough - Real-life problems that use trigonometry to solve for an unknown

4.3. Patterns and Algebra

Tale of Two Temperatures - You need a temperature probe attached to your TI-73 to use this lesson Plan
Functions and Table Values - Students to use the table of values, change the how the table, find common values and see how the patterns relate to the equation.
The Next Frontier for Flight - A real-world review of computation with percents.
Guess My Coefficients - Students study and learn how to identify the coefficients of a function from a graph.
How Close is Florida - Students recreate and verify the information
Humidity Makes Air Feel Even Hotter- Learn range of heat indexes on the overall data
The New Color of Money-Use scientific notation with real-life data.
Population On The Move- Determine the rate of change (slope) & build a linear model

4.4. Data Analysis, Probability, and Discrete Mathematics

The Candy Caper - Using various size cylinders students estimate the number of objects then find the relationships between the estimate and the actual number.
Hello Dolly - Students find all possible genotype combinations for given model.
Graphing Ordered Pairs - Students graph ordered pairs to create polygons
Exploring the Birthday Paradox - Students use random function of calculator to determine probability of randomly finding a birthday
Collecting Pens - A simulation of the Monte Carlo method
Super Ticket Sales - Students will create two box and whisker plots of the data in the USA TODAY Snapshot(R).
Wildfires nearly snuffed - Explore the relationship between area and perimeter for rectangles Super Ticket Sales - Calculate central tendencies

4.5. Mathematical Processes

Snow as High as Elephants -Students understand snow from a more practical point of view.
Angles Formed by Parallel Lines-Students construct parallel lines and transversals, observe relationships.
What's Up? -Students convert Celsius to Fahrenheit
Are Taxes Normal? - Calculate one variable statistics on the average tax paid
The Next Frontier for FlightCreate circle graphs on the calculator

General Calculator Information