|
|
| Number Patterns, pages 6-16 |
Attribute Trains (learn about shape and color
patterns by completing trains of blocks)
Number Cracker (identify the missing
number in the series; involves some negative numbers)
Patterns (identified as "7th grade";
enrichment-level for grade 4) Sequences (work out the next two terms, plus
other terms, then figure out the rule for the sequence)
|
| Unit 2: Whole Numbers |
| Rounding, pages 33-36 |
Rounding to the nearest 10 (matching or
concentration games, or flash cards) |
| Comparing and Ordering Numbers, pp 37-39 |
One False Move (click on a random set of
numbers in order: 2 levels of play and 3 levels of difficulty; note: harder
levels involve decimal numbers) |
| Estimating Sums and Differences, pp 40-42 and pp 51-52 |
Base 10 Blocks - explore addition and
subtraction patterns with virtual base 10 blocks |
| Adding; with 3- and 4-digit addends, pp 43-50 |
Tic Tac Toe Squares (choose the "Hard" level
for mainly 3-digit addends; "Super Brain" for mostly 4-digit addends) |
| Unit 3: Geometry |
| Congruent Figures, pp 70-72 |
Congruent Triangles (build pairs of congruent
triangles by assembling combinations of sides and angles)
Pantograph - this applet shows a virtual
pantograph which makes an enlargement (similar figure) of whatever is
sketched
|
| Exploring Angles, pp 73-76 |
Angle Estimator (Decide which angle is the
same as the one drawn by the computer.)
Banana Hunt - Drag the monkey to hunt for
bananas by estimating angle sizes - the closer your estimate, the more bananas
the monkey gets.
|
| Quadrilaterals, pp 81-92 |
Two Geometer's Sketchpad activities about quadrilaterals (designed
to be used one after another, and will introduce students to the programme as
well) ( .gsp files - should be saved to your hard drive before using) |
| Using a Computer to Explore Pentominoes, pp 96-98 |
Pentominoes (learn about Pentominoes; solve
puzzles; gsp file) Pentominoes - Alternate activity to the text
activity, using Geometer's Sketchpad instead of Appleworks
|
| Solids, pp 99-106 |
The Platonic Solids (view virtual solids and
manipulate them; including viewing as nets) |
| Top of page |
|
| Unit 4: Multiplication and Division |
| Skip Counting, pp 120-122 |
|
| Multiplication & Division facts, entire chapter |
A+ Math
On-line games - play "Math-O", "Hidden Picture", and
"Concentration" to practice multiplication and division facts.
Base 10 Blocks - explore multiplication and
division patterns with virtual base 10 blocks
Math
Journey - Travel around the world by answering math problems
(multiplication and division; various topics and levels).
Spacey Math - Use this interactive site to
practice multiplication and division facts.
|
| Unit 5: Data Management |
| Reading Graphs, pp 170-176 |
Interpreting Graphs - a pdf file from Oxford
Press; a vocabulary-building exercise (teacher reference)
|
| Drawing Pictographs, pp 177-180 |
|
| Making Bar Graphs, pp 187-189 |
About Spreadsheets - a Quattro Pro tutorial
explaining some of the vocabulary of spreadsheets
Bar Graphs - Alternate Activity to the text
activity, using Quattro Pro instead of Graphers
Create a Graph Classic - use this on-line
graph maker to produce a graph in a couple of minute; the resulting graph can be
saved as an image to be put into a document or other project
|
| Top of page |
|
| Unit 6: Measurement |
| Units of Time, pp 200-212 |
Bang On Time - try to match the time
expressed in words with the clock face
Clock Wise - Java applet to practice reading
a clock
Stop the Clock -
Drag the digital or written time to match the analog clock, with varying levels:
Take the Right Angle - How many times in
twelve hours do the hands of a clock form a right angle?쟖se this interactive
site to find out.
|
| Making Change, pp 217-219 |
Change Maker - Figure out how many of each
bill or coin that you expect to get back when you pay for something. |
| Top of page |
|
| Unit 7: Transformational Geometry |
| Whole chapter |
What is a tiling? Clear explanation with
illustrated examples of various kinds of tilings.
Virtual Manipulatives - explore
tessellations, rotations, reflections, and translations - scroll down to the
bottom of the page when it opens
What are
Tessellations? - a well-illustrated tutorial about regular and
semi-regular tessellations, in plain language
|
| Transformations on a Computer, pp 255-257 |
Transformations - Alternate activity to the
text activity, using Geometer's Sketchpad instead of Appleworks |
| Unit 8: Fractions and Decimals |
| Fractions of a Whole, Sets, and Ordering Fractions, pp 272 -
290 |
Fraction
Bars - Explore equivalent fractions, ordering fractions, adding
fractions, and more
Shade In - Learn about fractions of a whole,
and equivalent fractions, by shading in the diagram and checking your work on
line.
|
| Unit 9: Length, Perimeter, and Area |
| Whole Chapter |
|
| Area of Rectangles |
Area Schmarea! A Geometer's Sketchpad
activity to discover the formula for calculating the area of a rectangle ( .gsp
file - save to your hard drive before using) |
| Unit 10: Patterns in Number and
Geometry |
| Whole Chapter |
Base 10 Blocks - explore multiplication and
division patterns with virtual base 10 blocks
Java Kali - Kali is a program that lets you
draw symmetrical patterns based on any of the 17 wallpaper groups, as well as
several frieze and rosette groups - be sure to read the instructions before
using
|
| Unit 11:Probability |
| Whole Chapter |
Coin Toss - Explore probability concepts by
simulating repeated coin tosses
Racing Game - One Die - Work in pairs to
experiment with the applet's parameters to "see" the effects of each variable on
race results.
Stick or Switch � Investigate probabilities
of sticking with a decision, or switching.
|
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