← All Standards

Grade 2

• Geometry

  • KY.2.G.1
  • KY.2.G.2
  • KY.2.G.3

• Measurement & Data

  • KY.2.MD.1
  • KY.2.MD.2
  • KY.2.MD.3
  • KY.2.MD.6
  • KY.2.MD.9
  • KY.2.MD.9.a
  • KY.2.MD.9.b
  • KY.2.MD.10

• Number & Operations: Base Ten

  • KY.2.NBT.1
  • KY.2.NBT.1.a
  • KY.2.NBT.1.b
  • KY.2.NBT.2
  • KY.2.NBT.3
  • KY.2.NBT.4
  • KY.2.NBT.5
  • KY.2.NBT.6
  • KY.2.NBT.7
  • KY.2.NBT.7.a
  • KY.2.NBT.7.b
  • KY.2.NBT.8
  • KY.2.NBT.9

• Operations & Algebraic Thinking

  • KY.2.OA.1
  • KY.2.OA.2
  • KY.2.OA.3
  • KY.2.OA.4

• Mathematical Practices

  • MP.1
  • MP.2
  • MP.3
  • MP.4
  • MP.5
  • MP.7
  • MP.8

KAS Math Standard: KY.2.OA.3

Determine whether a group of objects (up to 20) has an odd or even number of members; write an equation to express an even number as a sum of two equal addends.

Fizz Buzz: A Counting and Divisibility Game

Ready for a tricky counting and divisibility game?

Gr 1-4

How Many Will There Be? Pyramids

Give kids a taste of a sequence, let them build an understanding, and then see how far their predictions can take them.

Gr 2-4

Game: Number Scrabble

What if we played Tic-Tac-Toe with numbers and instead of three-in-a-row, we add up to 15? Well… then we’d have Number Scrabble!

Gr 1-5

Math Curiosity: Goldbach’s Conjecture

Can any even number be written as the sum of two primes? Goldbach thought so, but we haven’t proven it… yet!

Gr 1-5

Evens and Odds – Addition and Subtraction

When we’re adding and subtracting, do evens make odds into evens? Do odds make evens odd? Which one has… more power!?

Gr 1, 2, 3, 4, 7

Math Curiosity: Primes and Squares

Can any perfect square be written as the sum of two primes?

Gr 1, 2, 3, 4, 5, 6, 8

Math Curiosity: Finding Primes

Prime numbers are unpredictable! How can we possibly find them all? An Ancient Greek mathematician found one way!

Gr 1, 2, 3, 4, 6

Math Curiosity: Twin Primes

What do you call two prime numbers who are very close together?

Gr 3-4

Math Curiosity: Collatz Conjecture

The Collatz Conjecture: start with any number and get to 1 using just two rules. It seems to always work…

Gr 1-6