This Christmas brainteaser features two pages of colorful medium-level picture Sudoku for young kids.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with the numbers 9, 10, 11, and 12.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with the numbers 17, 18, 19, and 20.

What can run but can't walk? Reveal the answer to this clever riddle by cracking the number code in this Riddles and Codes worksheet.

What has teeth but no mouth? Find out the answer to this and more riddles in this Riddles and Codes worksheet.

Crack the code in this printable phonics worksheet all about words ending in -ng and -nd.

Math search puzzles are a fun and clever way of helping kids review math facts. Print 'em out and see how many your kid can find!

Say goodbye to spring fever with this sweet spring-themed math puzzle!

Solve a sunny, summery sudoku puzzle in this sandcastle-themed puzzle!

First and second graders will LOVE finding the missing numbers in this adorable Valentine’s Day math puzzle!

Solve a sweet sudoku puzzle in this Valentine’s Day-themed worksheet for first and second graders!

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a colorful Sudoku puzzle.

In this kindergarten math worksheet, kids use logical reasoning and critical thinking skills to solve a Sudoku puzzle with lowercase letters E, F, G, and H.

Kindergarten students who love math and reading will enjoy our Sudoku puzzle. Try our Sudoku puzzle to exercise critical thinking and letter recognition skills.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with capital A, B, C, and D.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with capital I, J, K, and L.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with capital M, N, O, and P.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with capital Q, R, S, and T.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with capital U, V, W, and X.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with capital Y, Z, A, and B.

Help your kid practice logical reasoning and critical thinking skills in our lowercase letter Sudoku puzzle. Fill in the Q's, R's, S's, and T's in our puzzle.

Kindergarteners will combine math and reading skills in our lowercase letter Sudoku puzzle. Your kid will fill in missing Y's, Z's, A's, and B's in this puzzle.

Invite your learners to hop into some fun with this seasonal Easter puzzle worksheet!

Exercise logical reasoning, critical thinking, and letter recognition skills with our letter Sudoku puzzle. It's perfect for kids who like math and reading.

Your students will need their addition facts and a bit of logic to solve this KenKen® math puzzle.