First Grade Math

First Grade Math

Counting on the 100 Chart

Use the yellow bars to cover numbers on this interactive 100 chart.

Click on this blank 100 chart to reveal the hidden numbers.

Find the number on the 100 chart that is 10 more than the given number.

Chose the shell that shows 10 more than the given number.

A 2 player game! Type the number that is 10 more than the given number to launch a missile at your opponents submarine.

Find the number on the 100 chart that is 10 more than the given number.

Choose the ball that shows 10 less than the goalie’s shirt.

Find the number on the 100 chart that is 9 more than the given number.

Find the number on the 100 chart that is 11 more than the given number.

Find the number on the 100 chart that is 10 less than the given number.

Counting

Students are given a variety of objects to count & choose the correct number. Includes auditory feedback.

Use the lilypad numberline to help you solve the addition number sentences!

Count by 2"s to 24 and then count backwards by 1's.

Find the toadstools with an odd number of dots to clear a path through the field.

Move the bug across the odd-spotted toadstools to get him home.

Practice your doubles as you help Robinhood find the correct number on his target.

Place Value

Group ones into tens to see what numbers come up.

Count the base ten blocks and find the matching number.

Read the radar screen and use the motor boat to travel along a number line by 10's and 1's to rescue struggling swimmers.

Addition & Subtraction

Put the numbers in the correct spot on the addition chart. Look for the patterns!

Practice addition and subtraction as you make your way the top of the high rise.

Interactive flash cards. Add two one digit numbers. Sums 0-9.

Interactive flash cards. Addition, sums 10-18.

Patterns

Be sure to use the BEGINNER level! You will see a line of people. See if you can you tell who should come next? Some of the attributes to consider are hair color, age, and clothing color.

Extend the pattern made by the beads.

Attributes

Guess the rule the computer used to place the pattern blocks in the loop. Test your guess by placing other pattern blocks that fit the rule in the loop.

Sorting and classifying can help you discover a lot about the patterns of objects, people, and places. To begin, you might ask yourself a few simple questions: What's the same? What's different? And this is the strategy you'll need for Guess My Button. The computer has secretly picked out one of the sixteen buttons you see on the screen. What you need to do is determine which button it is by selecting questions about the attributes of the buttons.

Help Oochina get inside the pyramid by cracking the attribute code.

Telling Time

Make your way to the finish line by helping Willy show the correct time on the clock.