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Playlist: Math

Contig

Contig

Roll three dice and combine them using any mathematical operation. But be strategic to maximize your points!

Factors and Codes: First Names (Episode 2)

Factors and Codes: First Names (Episode 2)

Scrambled up somewhere in 161,000 is a first name. Can you find it!?

Factors and Codes (Episode 1)

Factors and Codes (Episode 1)

Let’s use factors to encode and decode words.

Grouping Shapes by Parallel and Perpendicular Sides

Grouping Shapes by Parallel and Perpendicular Sides

Which shapes go together based on parallel and perpendicular lines?

Letters With Symmetry

Letters With Symmetry

Let’s group letters by their symmetry, then create symmetrical words, and then symmetrical sentences!

Same Perimeter, Different Area For Rectangles

Same Perimeter, Different Area For Rectangles

Can two rectangles have the same perimeter but… different areas!?

Place Value (Beyond Base 10)

Place Value (Beyond Base 10)

Place value is something we cover in elementary school. It seems simple, but I’d wager that very few adults really understand the topic. I sure didn’t until I worked with non-base-10 number systems in college. Your students can get a taste of this mind-boggling experience by imagining what it would be like if we didn’t have the number 9. What would each digit represent then?

Fraction Puzzlers: Add and Subtract Fractions To Reach A Number

Fraction Puzzlers: Add and Subtract Fractions To Reach A Number

You only have six digits to form three fractions. Can you combine them to get to 0?