Students who have completed the original task are challenged with changing the total number of cubes to 15 or 20.
00:00 You guys ready for a challenge?
00:02 Yeah? Okay. 1, 2,3,4,5. How many do you have all together now?
00:11 15! So instead of 10, you can cross off your 10. What do you have now?
00:19 All right. So now, you're starting off with 15. All right. It's Hayden's turn to hide.
00:27 What number do you see?
00:29 I see the number.... 10.
00:38 10? How many are hiding?
00:49 Can you use your number line to help you, if you need to?
CCMP: Use appropriate tools strategically
01:02 So you found
Students of all ages can rise to the challenge of high expectations. The video clip demonstrates that first graders thrive in this type of environment.