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Cover picture: How Do You Learn to Type? with a Beginner badge, the home row keys and a rocket.
How Do You Learn to Type?
Learn to type the way typists do. Find the home row, feel the bumps on F and J, and get it right before you get fast. Free STEM lesson for Grade 2 and up. Beginner · STEM · Curiosity Questions Materials: A computer with a keyboard (an iPad with a ke...
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How Long Does It Take to Get to the Moon?
Use time = distance divided by speed to find how long a trip to the Moon takes, from walking to real NASA missions. Free STEM lesson. Intermediate · STEM · Curiosity Questions Materials: A calculator, paper and a pencil. The Moon Trip Ticket in the ...
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How Far Is the Moon?
The Moon is an average of 238,855 miles (384,400 kilometers) from Earth. That is about 30 Earths. Build a scale model to see it. Beginner · STEM · Curiosity Questions Materials: Two small balls, about 1 inch and 1/4 inch wide. String, scissors and a...
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Why Is the Sky Blue?
The sky is blue because air scatters blue light much more than red light. Here is how it works, for kids and grown-ups. Beginner · STEM · Curiosity Questions Materials: A tall clear glass, water, a little milk, a flashlight and a dark room. Paper an...
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What Is a Scam Call?
A scam call is a phone call where someone lies to get your money or private information. Learn the signs and what to do, calmly. Beginner · Safety · Curiosity Questions Materials: Paper, a pencil, and a grown-up to read with you. You do not need a p...
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What Is Multiplication?
Beginner · STEM · Curiosity Questions Materials: 12–24 small household objects (coins, buttons, dry pasta, blocks or socks), paper and pencil. Optional: paper plates or bowls, an egg carton or muffin tin. Tips: Read the What and How parts aloud toge...
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What Is Addition?
Beginner · STEM · Curiosity Questions Materials: 10–20 small household objects (coins, buttons, dry pasta, blocks or socks), two bowls or cups, paper and pencil. Optional: an egg carton and a paper strip for a number line. Tips: Read the What and Ho...
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What Is Subtraction?
Beginner · STEM · Curiosity Questions Materials: 10–20 small household objects (coins, buttons, dry pasta, blocks or socks), paper and pencil. Optional: a paper plate or bowl, a strip of paper for a number line. Tips: Read the What and How parts alo...
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What Is Division?
Intermediate · STEM · Curiosity Questions Materials: 12–24 small household objects (coins, buttons, dry pasta, blocks or socks), paper and pencil. Optional: paper plates or bowls, a muffin tin or egg carton. Tips: Read the What and How parts aloud t...
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What Is AI?
Beginner · STEM · Curiosity Questions Materials: Pencil or crayons, scrap paper, 8–12 small household objects (or picture cards) for sorting — like socks, spoons, crayons, toy cars. Optional (adult-led only): a familiar phone or tablet app you alrea...
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How Do Bridges Stay Up?
Beginner · Engineering · Curiosity Questions Materials: 2 stacks of books (or sturdy boxes), 1 sheet of paper, tape, scissors (adult help), small toy cars or erasers. Optional: cardboard scrap, string, marshmallows and toothpicks. Parent tip: Read...
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K12 Summer Workbooks

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