Second Grade Challenging Math 
211) Find the sequence and fill in the blanks 1, 2, 3, 5, 8, __, __ 212) Subtraction: Fill in the blanks
 8  4 

 4  6    ___  ___ 
   ___  ___ 
 2  3 

 1  5 







 6  8 

 1  3    ___  ___ 
   ___  ___ 
 3  4 

 0  9 
213) There are 4 balls in a box. They are
colored red, yellow, green and blue. The red ball is heavier than the yellow one, but lighter than the blue one. The green ball is heavier than the yellow one, but lighter than the red one. What color is the 3^{rd} heaviest ball in the box?
214) It took Zack's family 3 hours and 30 minutes to drive to Disneyland. If they started at 6:30 am, what time did they arrive?
215) When the minute hand on a clock turns clockwise 1 full round, (a) how many hours have passed? (b) How many minutes have passed?
More challenging math problems for 2nd grade:
15 610 1115
1620
2125
2630
3135
3640
4145
4650
5160
6170
7180
