Number Sense

100 Square - investigate patterns made by multiples of numbers in a 100 square. If that's too easy, try the n-square investigation

An interactive doodle that plays with the concept that multiplication is repeated addition and division is really repeated subtraction.

Place Value

How many tries do you need to guess a number between 1 and 999?

**Interactive 100 Chart**100 Square - investigate patterns made by multiples of numbers in a 100 square. If that's too easy, try the n-square investigation

**Subtractor**An interactive doodle that plays with the concept that multiplication is repeated addition and division is really repeated subtraction.

Place Value

**High-Low**How many tries do you need to guess a number between 1 and 999?

Fact Practice

Practice addition and multiplication facts.

Fact practice for one or two players.

Work through a set of flashcards.

Multi-step fact practice

Practice your number facts!

Place the products on the multiplication table to uncover an image. Notice the turn around facts!

You can practice the multiplication tables or play a game to qualify for a mission to space!

This is a two player game that integrates multiplication fact practice and great strategic thinking!

**Batter Up!**Practice addition and multiplication facts.

**Multiplication Baseball**Fact practice for one or two players.

**Flashcards**Work through a set of flashcards.

**Farm Stand**Multi-step fact practice

**Spacey Math**Practice your number facts!

**Multiplication Mystery**Place the products on the multiplication table to uncover an image. Notice the turn around facts!

**Multiflyer**You can practice the multiplication tables or play a game to qualify for a mission to space!

**Product Game**This is a two player game that integrates multiplication fact practice and great strategic thinking!

Geometry

Click on Math, then Math Advantage,then Grade 3 and then scroll down to find Dr. Gee's 3-D Lab. Figure out if Dr. Gee's net matches her 3-D Solid.

Tangram Puzzles allow students to choose a picture and use all seven pieces to fill in the outline. In Tangram Challenges, students can use tangram pieces to form given polygons.

Use the mouse to click on the shapes and move them to the right container, but avoid being caught by the other robots. Watch out! The robots are quick!

**Nets for Solid Shapes**Click on Math, then Math Advantage,then Grade 3 and then scroll down to find Dr. Gee's 3-D Lab. Figure out if Dr. Gee's net matches her 3-D Solid.

**Tangrams**Tangram Puzzles allow students to choose a picture and use all seven pieces to fill in the outline. In Tangram Challenges, students can use tangram pieces to form given polygons.

**Shape Catcher**Use the mouse to click on the shapes and move them to the right container, but avoid being caught by the other robots. Watch out! The robots are quick!

Multiplication

Practice 2 digit by 1 digit multiplication using the standard algorithm.

**Calculating Crew**Practice 2 digit by 1 digit multiplication using the standard algorithm.

Money

Figure out how much change you would get back when you pay for a bill.

Make change using the fewest number of coins and bills.

Find the value of two collections of money.

**Making Change**Figure out how much change you would get back when you pay for a bill.

**Making Change with the Fewest Number of Coins**Make change using the fewest number of coins and bills.

**Addition with Money**Find the value of two collections of money.

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