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The Lumenary

Practice · K–2

Collections

Collections

Warm-upHuman

Here is a collection: 🍎 🍌 🍐. Which one is a member of this collection?

Choose one

Collections

Warm-upHuman

How many members does this collection have? 🍊 🥕 🍋 🍎 🍐

Collections

CoreHuman

Kenji's box has 🍎 🍌 🍐. Lucía's box has 🍐 🍎 🍌. Are they the same collection?

Choose one

Collections

CoreHuman

The box for blue fruit is empty. How many members does the empty collection have?

Collections

CoreFormal

Gideon's game: the collection is 🍌 🍋 🥒. Is this statement true or false? "Every member of this collection is yellow."

Choose one

Collections

StretchHuman

For older children: from apple, banana, strawberry and lemon, write the collection of red things. Use words separated by commas, like {kiwi, plum}.

Write elements separated by commas. Order and repeats don’t matter — just like in a set!