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

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.

Gather your supplies for the start of the school year with this sudoku for first, second, and third 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!