Use a set of counting bears or cubes to solve the following addition problems: a) 12 + 8 = b) 25 + 15 = c) 37 + 13 = d) 42 + 8 = e) 50 + 0 =

Grab a deck of playing cards and assign each suit a value (e.g., hearts = 10, diamonds = 20, clubs = 30, spades = 40). Draw two cards and add their values together. Repeat this process five times.

Use a set of number tiles or magnetic numbers to create addition problems: a) Arrange the numbers 25 and 15 to create an addition problem. b) Arrange the numbers 33 and 17 to create an addition problem. c) Arrange the numbers 40 and 10 to create an addition problem. d) Arrange the numbers 48 and 2 to create an addition problem. e) Arrange the numbers 50 and 0 to create an addition problem.

Use a set of dominoes to solve the following addition problems: a) Add the dots on a domino with 3 dots to a domino with 5 dots. b) Add the dots on a domino with 6 dots to a domino with 4 dots. c) Add the dots on a domino with 2 dots to a domino with 8 dots. d) Add the dots on a domino with 1 dot to a domino with 9 dots. e) Add the dots on a domino with 0 dots to a domino with 10 dots.

Use a set of base-10 blocks to solve the following addition problems: a) Represent the number 27 using base-10 blocks and add 23 more blocks to it. b) Represent the number 35 using base-10 blocks and add 15 more blocks to it. c) Represent the number 42 using base-10 blocks and add 8 more blocks to it. d) Represent the number 49 using base-10 blocks and add 1 more block to it. e) Represent the number 50 using base-10 blocks and add 0 more blocks to it.