Third and Fourth Grade Math Resources
Library of Virtual Manipulatives 3-5
NCTM Illuminations 3-5

3rd Grade Math
Mr. Nussbaum's 3rd Grade CCSS Math Practice

4th Grade Math
Mr. Nussbaum's 4th Grade CCSS Math Practice

Number and Operations

The Product Game
exercise your skill with products and multiples
Divide numbers into two factors, and build arrays to represent each factorization.
The Factor Game
Play an interactive game that exercises your factoring ability. Test your skills against a human or the computer.
More Multiplication
Flashcards at Math Cafe
Complete the Pattern
Arrange colors to complete a pattern.
Use the 12 pentomino combinations to solve problems
Manipulate the puzzle pieces and find multiple solutions.
Turtle Rectangles
Change variables to observe differences in spiral designs.
Use geoboards to illustrate area, perimeter, and rational number concepts.
Congruent Triangles
Build similar triangles by combining sides and angles.
Use all seven Chinese puzzle pieces to make shapes and solve problems.
Fill and Pour
Solve puzzles requiring you to fill and pour containers.

Ladybug Mazes
Program a ladybug to move through a maze.
Count the Money
Learn about money by counting and making change.
What Time Will it Be?
Answer questions asking you to indicate what time it will be before or after a given time period.