### Common Core State Standard

### 3.OA.D.9

Identify arithmetic patterns (including patterns in the addition table or multiplication table), and explain them using properties of operations. *For example, observe that 4 times a number is always even, and explain why 4 times a number can be decomposed into two equal addends*.

*CCSS: 3.OA.D.9*

Setup reflectors to bounce the laser beam so that it goes through all of the even numbers. Decide on your strategy, drop the reflectors on the board, set their angle, then fire the laser!

*CCSS: 2.OA.C.3, 3.OA.D.9*

Help Left Turn Otto find all of the even numbers or all of the odd numbers on each level. Otto only turns left so you'll need to be careful.

*CCSS: 3.OA.D.9*

Practice your knowledge of even and odd numbers in this fun math match 3 game. Identify a number as even or odd to remove balloons to make groups of same colored balloons. Make matches over all of the colored squares to complete a level.

*CCSS: K.CC.B.4.a, 1.NBT.B.3, 3.OA.D.9, 4.OA.B.4*

Slide the math gate back and forth to allow the correct number balls to cross while preventing the wrong ones from crossing. Choose to practice one of four skills: counting, multiples, even/odd numbers or number comparison.

*CCSS: 3.OA.D.9*

See how long you can survive flying the helicopter. Fly only through even numbers as the odd numbers are rock solid. Fun and easy to play but hard to survive for long.

*CCSS: 3.OA.D.9*

See how long you can survive flying the helicopter. Fly only through odd numbers as the even numbers are rock solid. Fun and easy to play but hard to survive for long.

*CCSS: 3.OA.C.7, 3.OA.D.9*

Mathboat is back with MathPup at the wheel. Help MathPup by using division or multiplication (your choice) to guide MathPup to the even or odd numbers.