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Ages 5+ · Coding · Patterns and algorithms
Next in the pattern
🔵blue🟡yellow🔵blue❓next?
The part that repeats tells what comes next.
The big ideaThe part that repeats tells us what comes next.

How it works

Say the part that repeats. Then find where you are in it.

The part that repeats tells you what comes next.

If you know the pattern, you can finish it without seeing the end.

Say the part thatrepeatsFind where you are initAdd the next one
Finding what comes next.

Example 1: Two beads

  1. Blue, yellow, blue, yellow, blue.
  2. The part that repeats is blue, yellow.
  3. We are at blue, so yellow comes next.

Example 2: Three beads

  1. Blue, yellow, green, blue, yellow, and then?
  2. The part that repeats is blue, yellow, green.
  3. We have done blue and yellow, so green comes next.
🔵blue🟡yellow🟢green🔵blue🟡yellow🟢next: green
A longer pattern.

Example 3: Clap and stomp

  1. Clap, stomp, stomp, clap, stomp, stomp, and then?
  2. The part that repeats is clap, stomp, stomp.
  3. It starts over, so a clap comes next.

Example 4: Star and moon

  1. Star, moon, star, moon, star.
  2. Say the part: star, moon.
  3. After a star comes a moon, so a moon is next.

Words to know

pattern
A part that repeats, in the same order.
repeat
To come again and again.
bead
A little ball you can string.

Watch out

Try it

  1. Blue, yellow, blue, yellow, blue. What comes next?
  2. Clap, clap, stomp, clap, clap. What comes next?
  3. Green, blue, green, blue, green. What comes next?
  4. What tells us what comes next?
Answers: 1. Yellow · 2. A stomp · 3. Blue · 4. The part that repeats
Try at homeWith a grown-up, start a pattern on the table with spoons and forks, like spoon, fork, spoon, fork. Ask the grown-up to stop in the middle. You say the part that repeats and then show what comes next. Then swap, and make a pattern for the grown-up to finish.
For grown-upsStart a pattern on the table with spoons and forks, like spoon, fork, spoon, fork, and stop in the middle. Let your child say what comes next, then swap.
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