Title 
Description 
Unit:
Lesson:
CCCS: 
Balance Beam Activity

Use
basic equation principles with the virtual Balance to find the weights
of various figures. You are presented with a number of shapes and one
of their weights is known. Your goal is to find the weights of the
other objects by finding the relationships between the objects of
various weights. This is achieved with a simulation of a balance beam
to tell you how the weights relate.
Another version of the Balance Applet. 

Decimal & Fraction Darts

Try to pop the balloon using your knowledge of comparing fractions and decimals.
Fraction Darts
Decimal Darts

EM
Unit 2
Lesson 1
TM
Chap 1
Lesson 2

Fraction Sorter 
This
activity allows the user to enhance their skills working with fractions
by cutting squares or circles into parts (this correlates with the
denominator) and then coloring in the correct portions (this correlates
to the numerator). They then place these fractions in order from least
to greatest. 

Birthday Problem

How
many people do you need in a room to have a 5050 chance that any two
of them share a birthday? This problem helps you find out. 

What's Wrong with this Road Sign Problem?

Is there anything wrong with this sign? If so, what's the problem? Please explain. 
EM:
Unit 1, lesson 1
TM:
Chapter 1, lesson 1. 
The Bus Problem

You
are about to go on a field trip with the entire school. There are 438
teachers, students, and administrators in your building. Everyone will
be traveling by school bus. If each bus (excluding the bus driver) can
seat a maximum of 30 people, how many buses will you need to transport
everyone? 
EM: 1.1
TM: 1.1 
Name that ShapeMaker!

An
activity that is ideal as a conclusion to the unit on quadrilaterals.
Students will use the properties of the different types of
quadrilaterals in order to determine the identity of the 7 shapemakers.

TM:
Lesson 7.8 
Animated Pin Wheel

Stepbystep instructions for you and your students and how to create an animated pin wheel with Geometer's Sketchpad. 
TM:
Lesson 5.4 
Visual Fractions Site

A
tutorial that offers instruction and practice in identifying, renaming,
and operating on fractions. All examples are modelled with number lines
or circles. 

The Jinx and the Birthday Puzzles

Here is a problem that will always "jinx" you.
See Flash demo of proof. 
EM:
Lesson 3.1 
The West Game and Challenge


TM:
Lesson 4.1

Great Green Globs Contest

What is the highest score you can get for this array of Globs? 

Repeating and Terminating Decimals

Can every fraction be written as a decimal?
Spreadsheet: repeating.xls 
EM 4.2; TM 1.10 