Khan Academy
Khan Academy: Skip Counting by 100s
Practice counting by 100s. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Illustrative Mathematics
Illustrative Mathematics: Counting by Tens
The objective of this lesson is to gain automaticity counting to 100 and to establish the importance of multiples of ten. This activity can be done several times a day as it is quick and requires no materials.
Illustrative Mathematics
Illustrative Mathematics: Choral Counting Ii
Using a 100 chart, young scholars will chant the counting sequence starting with one to one hundred. Variations can include skip counting, counting from various numbers other than one, and counting backward.
Better Lesson
Better Lesson: Count by 10's
Numbers don't stop at 20! This lesson looks at the numbers beyond 20 using the book "The Cheerios Counting Book" by Barbara Barbieri McGrath. This lesson includes a detailed plan, links to center ideas, a printable worksheet, and a video...
Better Lesson
Better Lesson: Count by 10's Review
Numbers don't stop at 20! This lesson plan looks at the numbers beyond 20 through a fun game. This lesson plan includes a detailed plan, links to center ideas, a review video, and a printable worksheet.
Better Lesson
Better Lesson: Crossing Over 100
Second graders often become confused as they count from one decade to the next. In order to become fluent with operations in addition and subtraction, 2nd graders need to be able to move across decades. This lesson plan includes a...
Khan Academy
Khan Academy: Count Tens
Practice counting by tens. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Add Using Groups of 10 and 100
Practice making groups of 10 and 100 while adding 3-digit numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Illustrative Mathematics
Illustrative Mathematics: Choral Counting
This can be a daily activity to reinforce learning number sequences. The teacher will need a 100 chart or large number line and a pointer. As a whole group, have students chant the counting sequence starting with one to thirty, using the...
Math Is Fun
Math Is Fun: Colorable Number Chart
Use this chart to explore counting and number patterns up to 100. Choose from thirty different colors for your paintbrush as well as five different versions of the hundreds chart, or start with a blank chart. There is also an auto color...
Better Lesson
Better Lesson: Smiley Face Number Friends
Second graders will extend their understanding of partners of 10 to partners of 100.