Playlist: 4th grade

Broken Calculator: Multiplication Cross Product

Earth’s Layers: Who Contributes The Most?

Earth’s layers will disagree about which one contributes the most to the planet’s success.

What’s In My Brain: Inventions vs Discovery

We’re looking at inventions vs discoveries.

Two Animals Switch Biomes

What if a capybara and a kangaroo rat switched homes? Would their adaptations be helpful at all?

Emoji Stories 🚗

Five emoji. One story. Where will your imagination take you?

Emoji Stories 🛥️

Five emoji. One story. Where will your imagination take you?

Factors and Codes (Episode 1)

Let’s use factors to encode and decode words.

Grouping Shapes by Parallel and Perpendicular Sides

Which shapes go together based on parallel and perpendicular lines?

Bobbing for Apples

What is bobbing for apples like… for an apple?

Lipogram: Rewrite “Twinkle, Twinkle”

What if we rewrote a piece of writing without using certain letters?

Notice, Wonder: Swirls

A mysterious image. Reveal it slowly. Let your students wonder!

Word Pyramid: I to LIONS

Add a letter at each step to form a new word. Can you connect the starting point and ending point?

How Many Ways: Fraction Subtraction 234

How many different ways can you make this fraction subtraction statement true using only the digits one through nine?

Word Ladder: Two to Six (6-steps)

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?

Writing Technique: Opposite Adjectives

A specific technique to help students add some spice to their writing. We’ll be using antonyms to describe the same topic!

Story Starter: Amusement Park

Students use 12 random phrases to write a story that takes place in at an amusement park.

Math Curiosity: A Pattern Packed Triangle

Pascal’s pattern-packed triangle is a potent puzzle for pupils to ponder.

Paragraphs: Systems of Sentences

Blow up a paragraph into individual sentences. Now reassemble it. The clues hiding in each sentence will surprise you.

Same Perimeter, Different Area For Rectangles

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

Math Curiosity: The Coloring Problem

No video gets me more email from students! How few colors can you use to color in any map so that no two, neighboring regions are the same color?

Grouping Quadrilaterals In A Hierarchy

Can we classify quadrilaterals like we classify living things?

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?