Kahn Academy produces effective instructional videos to support student learning. Olathe teachers have produced great Google Slides presentations for math instruction. Click the links below to learn more on the various topics!

• Click here for a lesson on sorting shapes by their defining attributes
• Click here for a lesson on naming shapes
• Click here for a lesson on halves

• Click here for a lesson on telling time to the hour and half hour
• Click here for another lesson on telling time to the hour and half hour

• Click here for a lesson on indirect measurement
• Click here for a lesson on order by length
• Click here for a lesson on measuring lengths

• Click here for a lesson on understanding numbers as tens and ones
• Click here for a lesson on numbers 1 to 120
• Click here for a lesson on two-digit place value
• Click here for a lesson on groups of ten objects

• Click here for a lesson on adding and subracting within 20
• Click here for a lesson on relating addition and subtraction
• Click here for a lesson on adding within 20
• Click here for a lesson on subtracting within 20

• Click here for a lesson on the commutative property of addition

• Click here for a lesson on solving word problems
• Click here for a lesson on word problems with "more" and "fewer"
• Click here for a lesson on addition and subtraction word problems
• Click here for a lesson on adding and subtracting within 20 word problems
• Click here for a lesson on addition and subtraction word problems

• Click here for a lesson on adding a one-digit Number to a two-digit Number

• Click here for a lesson on adding a one-digit Number to a two-digit Number

• Click here for a lesson on breaking apart two-digit addition problems
• Click here for a lesson on regrouping when adding one-digit numbers
• Click here for a lesson on adding 1 or 10
• Click here for a lesson on adding up to four two-digit numbers
• Click here for a lesson on adding 1s or 10s (no regrouping)

• Click here for a lesson on understading the equal sign

• Click here for a lesson on comparing two-digit numbers
• Click here for a lesson on comparing two-digit numbers, Part 2

Online games are a fun way to learn math! Below are several general math concepts with links to online games that can improve student mastery of skills. Click the links to play the games.

• Click here to play Math Limbo
• Click here to play Kakooma
• Click here to play Subtraction Deep Dive
• Click here to play Numskill
• Click here to play Marble Math
• Click here to play Math Lines
• Click here to play Subtraction Party Pizza
• Click here to play Road Block - Addition Within 20

• Click here to play Math Lines (making 10s)
• Click here to play Museum of Tens
• Click here to play Drop Sum
• Click here to play Ten Frame Mania
• Click here to play How Much? How Many (Choose Level 3)
• Click here to play Bubble Buster Addition to Ten
• Click here to play Ten Frame Signs

• Click here to play Ski Racer (Two-Digit Addition and Finding 10 more)
• Click here to play Funny Numbers
• Click here to play Dino Bones (Two-Digit Addition within 100)
• Click here to play Ski Racer (Subtraction with Multiples of 10)

• Click here to play Place Value Blocks
• Click here to play Two-Digit Place Value Machine
• Click here to play Base Ten Fun (ones and tens)
• Click here to play Place Value Games for First Grade

• Click here to play Clock Match (Telling Time to the Half Hour)
• Click here to play What Time is It?
• Click here to play Dino Fishing (Telling Time to the Hour)
• Click here to play Cloud Catcher (Telling Time to the Half Hour)
• Click here to play Telling Time in the Sky
• Click here to play Telling Time

• Click here to play 2D and 3D Shapes
• Click here to play 3D Shape Ice Cream Attack
• Click here to play Dino Crush (Attributes of 2D and 3D Shapes)
• Click here to play Identifying Shapes by Attributes
• Click here to play Summer Time Spot the Shapes
• Click here to play Fish Tangram Challenge
• Click here to play Shark Tangram Challenge
• Click here to play Hexuzzle
• Click here to play Hexuzzle 2

• Click here to play Less Than or Greater Than 50 to 99
• Click here to play Reordering Objects
• Click here to play Comparing Numbers Quiz

Each of the links below gives access to a teacher-created video on level 3 math concepts. Click the links to watch the videos.

Watch a YouTube video about Unifix Cubes

Watch a YouTube video about Tens and Ones

Watch a YouTube video about Counting the Ten Way

Watch a YouTube video about Ten Frames

Watch a YouTube video about Doubles & Near Doubles

Watch a YouTube video about Counting On

Watch a YouTube video about Number Bond

Watch a YouTube video about Number Line - broken

Watch a YouTube video about Number Sentence

Watch a YouTube video about Place Value