This easy Sudoku puzzle features the lowercase letters a, b, c, and d! Solve the puzzle by writing each letter only once in each row, column, and block.

Build shape recognition and logical reasoning with this series of block puzzles! Similar to tangrams, kids will use blocks to fill in each puzzle.

Make a splash with this spring-themed sudoku for third, fourth, and fifth graders!

Embrace Easter celebrations with this puzzle for third, fourth, and fifth graders!

Try your luck with this picture-based sudoku for kindergarteners and first graders!

Prepare for the school day with this engaging sudoku puzzle for kindergarteners and first graders!

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

Pack your picnic baskets and get ready to solve this classic number puzzle!