
Strategies to subtract twodigit numbers  regroup with baseten blocks, regroup writing out tens and ones, and open number line.


The 100 Prisoners Riddle feels completely impossible even once you know the answer. SchoolTube highlights highquality Math videos that showcase the foundational subject of Mathematics or…


Homework help for 10/20 on multiplication


Trace the storied history of the game of chess, from its origins in 7th century India to the computer software we use today. SchoolTube History videos feature a wide variety of teachers, academics,…


Subtracting by adding up.


Russia has accused Ukraine of a terrorist attack and has launched counterattacks in more than a dozen Ukrainian cities. Following New York City declaring a state of emergency, we're exploring…




This video is part of the 8G Unit 1 lesson on writing introductions. Use this video to support students as they write their unit essays.


Check out this video from John Harrie describing success for teachers. Following his keynote presentation at Leaders To Learn From 2018, John Hattie discusses what it means to be a successful…


This video provides some great tips for differentiated instruction specifically for classes with English language learners. Veteran teachers Larry Ferlazzo and Katie Hull Synieski offer tips on…


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Mindful Moment with deep breathing and noticing sounds around you.


Solving onestep word problems.


This playlist consists of 48 videos all about exponents expressions and equations. Teachers can use these videos to support their lesson plans and engage students. These videos each cover specific…


Use mental math strategies for subtraction.


Counting on and making a ten to subtract.
