Kindergarten
Kindergarten secret codes: match shapes to letters and read four short words.
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Secret Codes | K-8
Language and problem solving: use a key to decode secret messages letter by letter. Separate Kindergarten and Grade 1-8 worksheets move from shape codes and a number key through the A = 1 code, arithmetic codes, Caesar shifts, order of operations and cracking an unknown shift to inverting a linear rule in Grade 8, with answer keys.
FreeK–818 pagesAnswer keys included
No account required. Ready for A4 printing.
What is inside the pack?
Language and problem solving: use a key to decode secret messages letter by letter. Separate Kindergarten and Grade 1-8 worksheets move from shape codes and a number key through the A = 1 code, arithmetic codes, Caesar shifts, order of operations and cracking an unknown shift to inverting a linear rule in Grade 8, with answer keys.
- Activities
- 9
- Total pages
- 18
- Published
These activities provide paper-based practice. Grade labels are guides, not curriculum certification or developmental assessment. Choose a page that fits your child’s reading level.
Nine levels, one pack
Choose a worksheet by grade
Each grade has its own page, preview, practical guidance and a separate PDF with its own answer key.
Grade 1
Grade 1 secret codes: use a number key to decode four everyday words.
View grade worksheets →Grade 2
Grade 2 secret codes: decode short phrases with the A = 1 alphabet code.
View grade worksheets →Grade 3
Grade 3 secret codes: solve addition and subtraction within 100 to reveal each letter.
View grade worksheets →Grade 4
Grade 4 secret codes: solve multiplication and division facts to reveal each letter.
View grade worksheets →Grade 5
Grade 5 secret codes: decode and encode messages with a Caesar shift of 3.
View grade worksheets →Grade 6
Grade 6 secret codes: evaluate expressions with brackets and powers using the order of operations.
View grade worksheets →Grade 7
Grade 7 secret codes: crack unknown Caesar shifts from a known first word.
View grade worksheets →Grade 8
Grade 8 secret codes: invert the linear rule c = 3n + 2 and find a rule from two clues.
View grade worksheets →Ready in three steps
01 · Download
Download the English PDF and select the Kindergarten or grade page.
02 · Print
Choose A4 paper and Fit to page. Print in color or black and white.
03 · Check together
Use the answer key after the activity. Talk about mistakes together; there is no need to time the task.
Worksheet archive
· Language and problem solving
Secret Codes | K-8
Language and problem solving: use a key to decode secret messages letter by letter. Separate Kindergarten and Grade 1-8 worksheets move from shape codes and a number key through the A = 1 code, arithmetic codes, Caesar shifts, order of operations and cracking an unknown shift to inverting a linear rule in Grade 8, with answer keys.
View pack →
· Math and problem solving
Number Walls | K-8
Math and problem solving: complete number walls where every brick is the sum of the two bricks below it. Separate Kindergarten and Grade 1-8 worksheets move from dot sums to 10 through large numbers, decimals, fractions and integers to solving for x in Grade 8, with answer keys.
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· Visual-spatial reasoning
Mirror and Turn Symmetry | K-8
Visual-spatial reasoning: finish pictures across mirror lines or with half-turn symmetry, then reflect and rotate shapes on the coordinate plane in the upper grades. Separate Kindergarten and Grade 1-8 worksheets with answer keys.
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· Attention and problem solving
Rule Path Mazes | K-8
Attention and problem solving: find the one path from START to FINISH by stepping only on boxes that follow a rule. Separate Kindergarten and Grade 1-8 mazes with shapes, numbers, fractions, percents, expressions and equations, plus answer keys.
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· Visual discrimination and logic
Clue Card Detectives | K-8
Visual elimination and logic using shapes, dots and numerical clues. Separate Kindergarten and Grade 1-8 activities, original clue design and answer keys.
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· Patterns and mathematics
Patterns and Number Rules | K-8
Original pattern activities for Kindergarten and Grades 1-8. Nine separate levels with explicit rules, creative tasks and answer keys.
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· Language
K–8 Word Search Worksheets with Answer Keys
Free printable word searches for Kindergarten through Grade 8. Nine grade-level activities, vocabulary clues and answer keys in one 13-page English PDF.
View pack →Frequently asked questions
Are the worksheets free?
Yes. Download the PDF packs in this section for free without creating an account. Digital FocusPlay games have separate membership terms.
Which grades are included?
The first word search pack includes one activity for Kindergarten and each of Grades 1–8. Its 13 pages contain nine activity sheets and answer keys.
How do I print a worksheet?
Open the PDF, select Print, choose A4 paper and Fit to page. You can print just the page for your child’s grade.
Are English and Turkish mixed in one PDF?
No. English words and directions are in the English PDF. The Turkish edition is a separate file with Turkish words and directions.
When are new worksheets added?
New activities are prepared daily. Checked worksheets are added to their grade pages with publication dates; earlier activities remain available.
From paper to a world of play
After a worksheet your child enjoys, explore FocusPlay’s free sample games together.
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