This Halloween and fall craft activity is sure to "pump" your kids up as they make their own pumpkins and Jack o' lanterns using traits they inherit from a series of coin tosses. Students will really enjoy these fun Punnett Square practice problems that help them reinforce homozygous, heterozygous, dominant and recessive traits. WHAT'S INCLUDED in this 1 DAY LESSON:* 3 NON-EDITABLE student PDF handouts with pumpkin template and extension questions * Teacher key STUDENTS WILL:* Flip coins and us