Your child will use the jacks pictured beside each addition problem to help her count up the answer in this 1st grade math worksheet.

Each ten frame has ten boxes. Some boxes have red chips and others don't. If the top half of the ten frame is filled with red chips, how many are left? 10-5=5.

Before you dress up and go trick-or-treating, try a problem-solving challenge full of cool Halloween costumes!

Help your first grader get a head-start with his subtraction math facts!

Challenge your students to solve the riddles and reveal the mystery shapes on this geometry worksheet. Descriptions of the shapes are disguised as clues.

Children sixteen 2-D figures to determine if their parts are equal or unequal.

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

In this worksheet, kids take turns rolling dice, practicing addition, and writing in numbers.

Try these subtraction puzzles with your first grade math student.

Get a satisfying 'pop' out of math with this balloon-themed worksheet. Kids will draw an 'X' to 'pop' any balloons that equal 15.

Does your little mathematician enjoy the pop of a good balloon? In this sheet, he'll 'pop' balloons that contain addition or subtraction problems that equal 20.

Put some 'pop' in your math review with this balloon buster worksheet! Kids will use their mental math skills to find equations that equal 14.

Bring something sweet to your next math lesson with this Five Candy Bars Race Board in which learners imagine units and rods are sprinkles and candy bars.

This worksheet is a fun, hands on way to practice beginning data and graphing skills.

Practice addition facts within 10 with this high-flying math crossword puzzle!

Solve the mystery of who's who in this puzzle full of spooky, cute, and creative Halloween costumes! 

Kids count by fives to 100 on this first grade math worksheet. Skip counting by fives is one way children can demonstrate the meaning of addition.

Use your logic skills to out what each kid at the costume contest dressed up as!