Addition/Subtraction signs, Odd/Even, More/Less

Help Molly get out of the pyramid by choosing the right number or sign.

Practice single and double-digit addition and subtraction.

Practice addition and subtraction facts while playing virtual baseball.

Practice addition and subtraction facts in a high speed contest. You can even try out multiplication and division.

Practice addition and subtraction facts.

Use a number line to practice adding and subtracting.

Choose the greatest sum or difference to win this mathcar race.

Match the pictures with their number fractions.

instruction, activity, and test

Make flags that are colored in halves or quarters (fourths).

Make flags that are colored in thirds).

Choose "Fraction, Name, and Picture Match" or "Fraction and Picture Match." Then click "Begin Game" underneath. When it asks you

Remember to click PLAY.

Advanced

*Be sure to choose the "bounce back" button so that you will know if your answer is right or wrong.

Great connection to Chinese unit.

Solve puzzles using the pieces of the tangram.

2 Dimensional Shapes

Math site through Houghton Mifflin

Houghton Mifflin

Virtual eManipulatives from Houghton-Mifflin

Extensive collection K-12

Many different resources.

Use this interactive activity to practice making equal equations.

Practice reading a centimeter ruler to 15 cm.

Practice reading a centimeter ruler to 30 cm.

BBC Activity

Explore using a balance/scale to measure and compare mass.

Help balance the safari animals by choosing the correct place value.

Create the expanded form of numbers.

Be sure to change the max value at the bottom to 100 (one hundred) for practice rounding to the nearest 10.

Choose any number to count by and then practice counting by the chosen number.

Skip count by 2, 5, 10, 3, and 4