# High School Math

### Don't Shortchange Math and Science

It's important to take all required math and science courses, even though they may not be required for your field of interest. read more

### It's Puzzling -- Student Guide

This student guide gives detailed instructions on how to create a math puzzle. Use these instructions with the It's Puzzling lesson. read more

### Puzzles, Puzzles, Puzzles

Math puzzles come in many forms. Here you will find 10 different puzzle examples. read more

### The High-School Math Challenge

Concerned about math tests? Take the challenge! Find out what your teen needs to know. read more

### TI-81 Calculating Recursive Patterns

Use this printable to teach children how to calculate recursive patterns on a graphing calculator. read more

### TI-81 Calculating Statistics

In this printable, children will enter data into their calculators and then calculate the mean, median, and standard deviation. read more

### TI-81 Entering and Graphing Data

Teach students how to enter and graph data with this printable. read more

### TI-81 Entering and Operating with Matrices

This printable asks students to add, subtract, and multiply each pair of matrices on a calculator. read more

### TI-81 Entering Programs

Teach children how to enter programs in their graphing calculators with a printable sheet. read more

### TI-81 Evaluating Formulas

Students will learn how to evaluate formulas that include variables on a graphing calculator. read more

### TI-81 Finding Best-Fit Models

Children will graph data and then find the line of best fit, with this printable for graphing calculators. read more

### TI-81 Finding Function Values

Teach children how to find function values on a graphing calculator with a printable sheet. read more

### TI-81 Generating Random Numbers

Children will learn how to generate random numbers on a graphing calculator with this printable. read more

### TI-81 Graphing Functions

In this printable, children will learn how to graph functions on their calculators. read more

### TI-81 Graphing Inequalities

In this printable, children will learn how to graph inequalities on a calculator. read more

Students can practice graphing quadratic relations with this printable for graphing calculators. read more

### TI-81 Graphing Trig Functions and Inverses

Teach children how to graph trig functions and their inverses with a printable sheet. read more

### TI-81 Key List

Print a worksheet that explains the different keys on a graphing calculator. read more

### TI-81 Setting the Viewing Window

Use this printable to teach children how to set the viewing window on their calculators to better see the functions they graph. read more

### TI-81 Simplifying and Editing Expressions

Children will learn how to simplify expressions on a graphing calculator with this printable. read more

### TI-81 Solving Equations

Use this printable to teach children how to solve equations by graphing them on a calculator. read more

### TI-81 Solving Systems by Graphing

Use this printable to teach students how to solve systems of equations by graphing them on a graphing calculator. read more

### TI-81 Solving Systems with Inverse Matrices

Students can learn to solve a system using inverse matrices, with help from this printable. read more

### TI-81 Using Counting Techniques

In this printable activity, children will learn how to use counting techniques on a calculator. read more

### TI-81 Using Formulas in Program Form

In this printable, children will learn how to use formulas in programs on their graphing calculators. read more

### TI-81 Using Logarithms and Exponents

Use this printable to teach students how to use logarithms and exponents on a graphing calculator. read more

### TI-81 Using Scientific Notation

Use this printable to teach children how to simplify expressions into scientific notation. read more

### TI-81 Verifying Trigonometric Identities

Use this printable to teach students how to verify trigonometric identity by producing identical graphs. read more

### TI-82/83 Calculating Recursive Patterns

Use this printable to teach children how to calculate recursive patterns on a graphing calculator. read more