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Fractris Problem	Adding fractions (Math 4)	Java Applet	Activity		[0]
This problem deals with basic addition of fractions. However, some of the questions also encourage students to investigate different ways to get the fractions to add up to 1. By multiplying all the fr... More: lessons, discussions, ratings, reviews,...
Mosaic Problem	Adding fractions (Math 4)	Java Applet	Activity		[0]
This problem deals with basic addition of fractions. In addition, the second question brings up basic ideas of calculus, i.e. using smaller and smaller rectangles to approximate an irregular shape. Th... More: lessons, discussions, ratings, reviews,...
Number Sequences: III	Addition (Math 4)	Computer	Activity	$	[1]
Alterable worksheet in which students fill in the missing numbers in sequences, counting forwards and backwards in 6's, 7's, 8's, 9's, 10's, 11's, 15's, 19's, 21's, and 25's. Fee required to print; s... More: lessons, discussions, ratings, reviews,...
Leonardo da Vinci Activity	Algebra (Math 4)	Java Applet	Activity		[0]
Students answer the question: Is the ratio of our arm span to our height really equal to 1? If an emphasis is given to a/h = 1, this can be an engaging activity using variables. Use a spreadsheet to w... More: lessons, discussions, ratings, reviews,...
Perimeter and Area	Area (Math 4)	Java Applet	Activity		[1]
Guided, interactive activities with geoboards help students understand the concepts of perimeter and area, with practice in calculating the areas of rectangles, triangles, and irregular polygons. More: lessons, discussions, ratings, reviews,...
Area of an Equilateral Triangl...	Area (Math 4)	TI-73 Explorer	Activity		[0]
Step-by-step directions on how to use the GeoBoard App to construct objects of various sizes on circular or square boards. More: lessons, discussions, ratings, reviews,...
The Hispaniola Water Shortage ...	Capacity/volume (Math 4)	Java Applet	Activity		[0]
Gives students an introduction to number theory by emphasizing the significance of starting with containers of different parity, as compared to containers of the same parity. Some implied work with mo... More: lessons, discussions, ratings, reviews,...
Types of Triangles	Classify geometric objects (Math 4)	Java Applet	Activity		[1]
This activity is available in Word, PDF, or HTML format and at two different levels (an introduction to types of triangles, and a more advanced version). Students use a GSP sketch or interactive web ... More: lessons, discussions, ratings, reviews,...
Fraction Concepts	Comparing and ordering (Math 4)	Java Applet	Activity		[1]
These interactive activities develop the concept of fractions as parts of a whole, and provide practice in writing and comparing fractions. The activities prompt students to answer questions by fillin... More: lessons, discussions, ratings, reviews,...
Bricks Activity	Equations and functions (Math 4)	Java Applet	Activity		[0]
Student page for the classroom activity (also called the Masonry Problem; a variation on polyominoes) to be explored through manipulatives (dominoes). Students explore different possibilities of makin... More: lessons, discussions, ratings, reviews,...
Domino Activity	Equations and functions (Math 4)	Java Applet	Activity		[0]
Student page for the classroom activity (similar to Pentomino + 1 = Hexomino; a variation on polyominoes) to be explored through manipulatives (paper dominoes). Students explore whether it is possible... More: lessons, discussions, ratings, reviews,...
Locker Problem Activity	Equations and functions (Math 4)	Java Applet	Activity		[1]
A classroom activity (also called 1000 Lockers) to be explored through the use of manipulatives and a ClarisWorks spreadsheet. Students then look for patterns and write the answer algebraically. More: lessons, discussions, ratings, reviews,...
Fraction Concepts	Equivalent fractions (Math 4)	Java Applet	Activity		[1]
These interactive activities develop the concept of fractions as parts of a whole, and provide practice in writing and comparing fractions. The activities prompt students to answer questions by fillin... More: lessons, discussions, ratings, reviews,...
SMILE Mathematics Activity	Equivalent fractions (Math 4)	TI-73 Explorer	Activity		[0]
Step-by-step directions on how to use the the five SMILE Mathematics computer games: MiniMax, Box, Matching Fractions, Angle, and Rhino. More: lessons, discussions, ratings, reviews,...
When Gas Was a Quarter!	Finding percentages (Math 4)	JavaScript	Activity		[0]
This is the student page that goes with the When Gas Was a Quarter! lesson plan. In this exercise, students explore the following questions: Why does everything cost so much more now, compared to when... More: lessons, discussions, ratings, reviews,...
A Fractals Unit for Elementary...	Fractals (Math 4)	Computer	Activity		[1]
A teaching unit on fractals for students and teachers in grades 4 to 8, that adults are free to enjoy, designed to introduce students to fractals and the underlying mathematics. It focuses on fractals... More: lessons, discussions, ratings, reviews,...
Fractals: Koch Snowflake	Fractals (Math 4)	Java Applet	Activity		[1]
This activity shows how to make the Koch Snowflake fractal hands-on, step-by-step by using triangle grid paper which is provided. More: lessons, discussions, ratings, reviews,...
Fractals: Sierpinski Triangle	Fractals (Math 4)	Java Applet	Activity		[1]
This activity shows how to make a Sierpinski Triangle hands-on, step-by-step by using triangle grid paper which is provided. More: lessons, discussions, ratings, reviews,...
Fraction Darts	Fractions (Math 4)	Java Applet	Activity		[1]
Fraction Darts is a Microworlds Applet activity that challenges students to pop a balloon situated on a number line from 0 to 1 by throwing fractional darts. The student sets a numerator and denomi... More: lessons, discussions, ratings, reviews,...
No Matter What Shape Your Frac...	Fractions (Math 4)	Java Applet	Activity		[0]
Students use pattern blocks to investigate and build relations among fractions. More: lessons, discussions, ratings, reviews,...
Scale 'n Pop Problem	Fractions (Math 4)	Java Applet	Activity		[2]
This problem allows students to investigate the properties of fractions. The applet allows a visual representations of basic properties of fractions, and makes it easier to see things like the fact th... More: lessons, discussions, ratings, reviews,...
Addition and Subtraction	Fractions (Math 4)	TI-73 Explorer	Activity		[1]
Step-by-step directions on how to use the Number Line App to add and subtract whole numbers, integers, fractions, decimals, and percentages. More: lessons, discussions, ratings, reviews,...
Integrating Handheld Technolog...	General (Math 4)	TI-10	Activity		[0]
This book is unique in its appeal and assistance to preservice and inservice teachers of elementary level mathematics. That is, the book attempts to have teachers reflect on themselves as learners ... More: lessons, discussions, ratings, reviews,...
Uncovering Math with Manipulat...	General (Math 4)	TI-10	Activity		[1]
Designed for intermediate grades, the activities for the TI-10 and the TI-15 Explorer use the calculator as a data-generating device to support exploration of mathematical ideas. Each activity cons... More: lessons, discussions, ratings, reviews,...
A World of Mathematics: Activi...	General (Math 4)	TI-15	Activity		[0]
This book uses the calculator as a problem-solving tool. In each activity, the basic problem could be solved without the calculator; however, the mathematics involved makes the calculator the appropri... More: lessons, discussions, ratings, reviews,...
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