4th Edition

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Some links are repeated for use with more than one lesson.

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http://www.mathsisfun.com/definitions/exponent.html

This page gives the basic definition for exponents.

http://www.regentsprep.org/Regents/math/ALGEBRA/Ao5/LExp.htm

Another page that gives the basic definition for exponents.

http://www.coolmath.com/prealgebra/05-order-of-operations/04-order-of-operations-exponents-EMDAS-01.htm

This series of pages presents how exponents fit into the order of operations for expressions, with examples.

http://www.regentsprep.org/regents/math/algebra/aop2/indexAOP2.htm

Review and practice the topic of order of operations, including exponents.

http://www.sosmath.com/algebra/logs/log3/log3.html

This site lists the exponent rules.

http://www.mathsisfun.com/algebra/exponent-laws.html

This page defines the rules for working with exponents, including negative and fractional exponents, with practice problems.

http://www.algebralab.org/lessons/lesson.aspx?file=Algebra_ExponentsRules.xml

This page lists the rules for handling exponents, including examples and practice problems.

http://usablealgebra.landmark.edu/algebra/exponents/rules.php

This page gives an complete and concise summary of the properties of exponents with examples.

http://www.math.com/school/subject1/lessons/S1U1L8GL.html

This series of pages defines the rules for working with exponents, including some common mistakes to avoid, and some practice.

http://www.sosmath.com/algebra/logs/log3/log3.html

This site lists the exponent rules.

http://janus.astro.umd.edu/astro/scinote/

This site shows examples of how to change from scientific
notation to normal numbers and vice versa and allows the student to
practice these concepts.

http://www.regentsprep.org/regents/math/algebra/ao2/indexAO2.htm

This site includes several pages explaining and operating with numbers in scientific notation.

http://www.mathsisfun.com/numbers/scientific-notation.html

This page explains scientific and engineering notation, and includes some practice questions.

http://www.worldwidemetric.com/metcal.htm

This site has a metric conversion calculator.

http://www.mathsisfun.com/measure/metric-system.html

This page is an introduction to the metric system and its common prefixes applied to various real-world measures, including practice problems.

http://www.mathsisfun.com/square-root.html

This page relates squares and square roots, and demonstrates how to approximate square roots, including practice problems.

http://www.squarerootcalculator.co

This page includes a simple square root calculator, and also advice for calculating square roots with various scientific calculators.

http://www.mathsisfun.com/irrational-numbers.html

This page defines irrational numbers, including some famous irrational numbers and practice problems

http://www.math.com/school/subject1/lessons/S1U1L9GL.html

This site explains how to find the square roots of numbers.

http://www.mathsisfun.com/algebra/radical-equations-solving.html

This page shows some techniques for solving equations where the variable is under a square root or cube root sign.

http://www.regentsprep.org/Regents/math/algtrig/ATE10/indexATE10.htm

This site has several pages showing how to solve equations involving square roots, including practice problems.

http://www.cut-the-knot.org/pythagoras/index.shtml

This site explains the Pythagorean theorem and has multiple
proofs showing that it works.

http://www.mathsisfun.com/pythagoras.html

This page presents the famous Pythagorean Theorem, ways to apply it, and includes some practice problems.