Multiplication and division problems: Equal groups. https://youtu.be/BPa6nNyy-MU

Comparing fractions with like denominators by area. https://youtu.be/sy_MpHVUmWE

Multiplication and division problems: A set multiplied. https://youtu.be/2WNQMH1qZNE

How to use good math language.

Subtracting integers. https://youtu.be/44h8RH6BxN4

Subtracting fractions with unlike denominators by set. https://youtu.be/vWB4HNry75g

How to use objects and drawings to explain math.

Subtracting fractions with like denominators by set. https://youtu.be/cronXOCgfrQ

Subtracting fractions with unlike denominators by length. https://youtu.be/L7hgTwxXwNc

Comparing fractions with unlike denominators by length. https://youtu.be/yuaOFTlGhYw

Multiplying integers. https://youtu.be/iXBt10v0RDQ

Don't use key words. https://youtu.be/1zXJGVHa554

Comparing fractions with like denominators by length. https://youtu.be/StJFNZKlVKA

Adding fractions with like denominators by length. https://youtu.be/gXeJxkRsKBI

Subtraction with partial differences. https://youtu.be/_bVmI3An4lQ

POSITIVE AND NEGATIVE NUMBERS

Comparing fractions with like denominators by set. https://youtu.be/0GJ6EWL2hqk

How to teach word problems.

Adding integers with number line. https://youtu.be/eFrsMzyPI3w

Dividing fractions by set. https://youtu.be/rIvDr3IB8tE

Multiplying fractions by area. https://youtu.be/1E4HxpEB-mM

Division with lattice. https://youtu.be/43dMApcocfE

Ordering fractions by set. https://youtu.be/MYDQSZs_-Aw

Adding fractions with unlike denominators by set. https://youtu.be/eqn0EGSlwQw

WORD PROBLEMS

Ordering fractions by area. https://youtu.be/BhqX7Qsbo5w

TEACHING STRATEGIES

Use an attack strategy. https://youtu.be/3YbqjwP_Ubg

Dividing fractions by area. https://youtu.be/PpjbU0LI0xA

Multiplying fractions by length. https://youtu.be/7FFohDWahQ8

Showing fractions by set. https://youtu.be/L5k3f_-_7hY

Addition and subtraction problems: Compare amounts. https://youtu.be/V_d7cLP1MSk

Division with partial quotients. https://youtu.be/_SNo_N0zfkk

Adding fractions with like denominators by area. https://youtu.be/A1JVOIKVxq4

ALGEBRA

Addition and subtraction problems: Increases and decreases. https://youtu.be/N7sx354AoGU

Dividing fractions by length. https://youtu.be/yRw3bLCHujg

Adding fractions with like denominators by set. https://youtu.be/60hQakYuD4w

Showing fractions by length. https://youtu.be/R9c7lgiuVeo

Comparing fractions with unlike denominators by set. https://youtu.be/Rb2C1_v13vQ

Multiplication and division problems: Ratios and proportions. https://youtu.be/BX5x2qdZHxY

FRACTIONS

Comparing fractions with unlike denominators by area. https://youtu.be/tcDzF7KG1Qo

Subtracting fractions with like denominators by length. https://youtu.be/eqn0EGSlwQw

Multiplication with lattice. https://youtu.be/5tAxUNj6YVY

Showing fractions by area. https://youtu.be/k72mOIhTZn4

Multi-step word problems. https://youtu.be/ZmtFOi4PwTs

Multiplication with partial products. https://youtu.be/XwZ3kVOHG9c

Multiplying fractions by set. https://youtu.be/f1IazD5vXVo

Subtracting integers with number line. https://youtu.be/ypHgqFte_q4

Subtracting fractions with unlike denominators by area. https://youtu.be/mCg4UaP0LtU

Multiplication with area/array. https://youtu.be/eOdrL8jKE5k

How to explain math.

https://youtu.be/gacKWPwMm9s

Adding fractions with unlike denominators by area. https://youtu.be/oHOfG6VZgC4

How to build fluency with math facts.