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What’s In My Brain: Ramp vs Bike

What’s In My Brain: Ramp vs Bike

Two columns. One is an example, one isn’t. Can you figure out the hidden rule before the big reveal?

What’s In My Brain: Grass vs Mold

What’s In My Brain: Grass vs Mold

Two columns. One is an example, one isn’t. Can you figure out the hidden rule before the big reveal?

What’s In My Brain!? Gold vs Wood

What’s In My Brain!? Gold vs Wood

Some of these examples are conductors and some are insulators!

What’s In My Brain!? Walnut vs Clouds

What’s In My Brain!? Walnut vs Clouds

Let’s look at living vs non-living things.

Introducing Universal Theme of Conflict

Introducing Universal Theme of Conflict

So what could you do with a Universal Theme of Conflict? Well, here’s an introduction that will get your students’ brains sweating.

Concept Attainment: Hornet vs Tiger

Concept Attainment: Hornet vs Tiger

Can your class spot the vertebrates vs invertebrates?

Introducing Universal Theme of Systems

Introducing Universal Theme of Systems

So what could you do with a Universal Theme of Systems? Well, here’s an introduction that will get your students’ brains sweating.

Not Like The Others: Penguins

Not Like The Others: Penguins

Four penguins. One doesn’t belong. But which one? That depends on your argument.

Plant Adaptation Tournament

Plant Adaptation Tournament

Who will win in a tournament of eight plants with Interesting adaptations!?

Precipitation Tournament

Precipitation Tournament

Eight types of precipitation battle it out in this tournament.

How Many Ways: Fractions Multiply 2/3

How Many Ways: Fractions Multiply 2/3

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

Writing in Pilish

Writing in Pilish

Pi can go beyond circles! What if you wrote using the digits of pi as your guide?

Not Like The Others: Snakes of the Rainforest

Not Like The Others: Snakes of the Rainforest

Four rainforest snakes. One doesn’t belong. But which one? That depends on your argument.

Not Like The Others: US States

Not Like The Others: US States

How is each of these states not like the others?

Create A Civilization: Design A Flag

Create A Civilization: Design A Flag

What makes for a good flag? What makes a bad flag?

Tournament of Presidents

Tournament of Presidents

So who was the strangest of these eight presidents?

How Many Will There Be? Sliced Circles

How Many Will There Be? Sliced Circles

Give kids a taste of a sequence, let them build an understanding, and then see how far their predictions can take them.

The Pros and Cons of Producers and Consumers

The Pros and Cons of Producers and Consumers

Sure, students might know the difference between a producer and a consumer… but have they considered how they feel about each other? What, in a producer’s opinion, are the pros and cons of a consumer?

Not Like The Others: States of Matter

Not Like The Others: States of Matter

How is each of the states of matter not like the others?

Not Like The Others: Countries

Not Like The Others: Countries

How is each of these four countries not like the others?

Systems Are Made up of Other Systems

Systems Are Made up of Other Systems

A clock is a system. So is a rainforest. So is your school. Once you see systems inside systems, you can’t unsee it.

Punctuation Power

Punctuation Power

In a sentence, punctuation may seem meek when compared to those mighty words, but punctuation has incredible power over the meaning of a sentence. Students will try re-punctuating sentences to find new meanings – without changing a single word!

Numerator or Denominator: Which has more power in a fraction?

Numerator or Denominator: Which has more power in a fraction?

What do you do with students who already get their fraction operations? Give them a contrived project about recipes or pizza slices? Make them solve annoyingly hard practice problems? Please. Here, we get students thinking in a whole new way, pondering which has more power, the numerator or denominator.

Paragraphs: Systems of Sentences

Paragraphs: Systems of Sentences

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

Not Like The Others: Creatures of the Tundra

Not Like The Others: Creatures of the Tundra

Four tundra creatures. One doesn’t belong. But which one? That depends on your argument.

Not Like The Others: US Presidents

Not Like The Others: US Presidents

Four US presidents. One doesn’t belong. But which one? That depends on your argument.

How Many Ways: Order of Operations 1

How Many Ways: Order of Operations 1

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

The Tournament of Biomes

The Tournament of Biomes

Want to move beyond memorizing the characteristics of biomes? In this lesson, students work through a Tournament of Biomes, explaining which biome wins in each round (based on criteria you choose). In the end, they crown a 👑 Champion Biome!

Math Curiosity: The Coloring Problem

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

Grouping Quadrilaterals In A Hierarchy

Can we classify quadrilaterals like we classify living things?

More Specific than “Smart”

More Specific than “Smart”

When students are told that they’re “smart”, what does this word actually mean to them? (Psst. It isn’t what we intended.)

What Does it Cost to Fill a Car with Other Liquids

What Does it Cost to Fill a Car with Other Liquids

Is gas actually that expensive? What if we filled a car up with… orange juice?

What Do Mean and Median Mean?

What Do Mean and Median Mean?

When will mean and median give us different results?

Depth and Complexity: ⚖️ Ethics

Depth and Complexity: ⚖️ Ethics

Want to add drama to any topic? Use the Ethics prompt!

Visualizing Fraction Multiplication

Visualizing Fraction Multiplication

What does it look like to multiply fractions?

Discovering Pi With Sticky Notes

Discovering Pi With Sticky Notes

Pi is mysterious and strange! Why not let students discover it on their own?

How Many Students Can Fit On The Playground?

How Many Students Can Fit On The Playground?

So… just how many kids could we cram onto the playground?

Math Curiosity: Palindromic Number Conjecture

Math Curiosity: Palindromic Number Conjecture

Using this one weird trick, it seems that you can turn any number into a palindrome!

Ways to Start a Sentence – Level 1

Ways to Start a Sentence – Level 1

‘Add more variety!’ teachers say. But how? This lesson gives students actual techniques instead of vague advice.

Greekymon

Greekymon

Rather than just memorizing word parts, students will use those word parts to create four possible products.