Christmas / Winter Break is upon us!  What to do, what to do?  Here's some fun ideas (101 free things to do with kids!)
Play "Rock, Paper, Scissors" 
Arm wrestle 
Thumb wrestle 
Push palms together to see who can push the hardest 
Stack hands one atop the other, pulling out the hand at the bottom and bringing it up top 
Stack fists, using same rules as above 
Stack arms, similarly 
Play with your child's hair 
Let your child play with your hair 
Draw a letter on your child's back with a finger and see if he or she can guess 
Draw a letter instead on your child's arm 
Have your child draw a letter on your arm or back, and you do the guessing 
Take off your shoe and have your child practice shoe-tying 
Take off your child's shoe and find a different way to lace it 
Take off your child's shoes and sock and use the socks as puppets 
Use your wristwatch to give a lesson in telling time 
Use your wristwatch to time things going on around you 
Let your child try on your wristwatch 
Let your child try on your jewelry 
Count by twos, threes, fives, tens 
Count backward from 100 
Pick a number between one and 10 
Teach the 9 times table trick 
Give a math equation for your child to figure mentally 
Give a string of math equations and ask for the answer at the end 
Make up math story problems 
Say words to spell 
Say words to rhyme with 
Play "I Spy" 
Try some tongue twisters 
Play "I Went to ..." 
Sing some silly songs (softly) 
Do songs with hand motions, with and without the words 
Play "20 Questions" 
Look for things out the window 
Play paddycake 
Teach your child some clapping games 
Have your child teach you some clapping games 
Whisper secrets, silly and serious 
Say "Tell you tell me three things you did today" 
Tell a story, taking turns one sentence at a time 
Write a poem, taking turns one sentence at a time 
Hide something (even just your thumb) in one fist -- guess which hand? 
Count your change 
Count your currency 
Make a stack or a snake with loose change 
Fold or roll up currency 
Make a pattern, train, or house out of credit cards. 
Show your child the pictures in your wallet (yes, even your driver's license) 
Try to remember one of your child's favorite storybooks; let your child correct your mistakes. 
See how your child looks in your glasses 
Give an invisible manicure 
Give an invisible pedicure 
Get an invisible manicure or pedicure 
Have your child name all his or her classmates 
See how many people your child can name in your extended family 
See how many birthdates of friends and family your child can recall 
Name a relative's birth year and have your child figure out how old; invent relatives if necessary 
Guess what the people around you do for a living 
Make a Christmas or birthday wish list 
Count how many words you can spot -- on signs, posters, clothes 
Make faces 
Play Straight Face 
Try to make each other laugh -- last one wins 
Have a staring contest 
Have your child narrate a favorite movie 
Interview your child for a TV news show 
Speak Pig Latin 
Play "Truth or Dare" 
Make up your own secret code 
Think of rhyming words for items around you 
Take turns naming words for a letter of the alphabet; last one to think of a word wins, and you move to the next letter 
Same as above, but with rhymes 
Same as above, but with entries in categories 
Explain the meaning of various figures of speech 
Make up silly similes 
Make a puppet face with your fist, with your thumb as the lower jaw 
Flip a coin 
Do "This little piggy" on feet or hands 
Give a backrub 
Get a backrub 
Crawl fingers up your child's back or arm like a spider 
Make up an acronym for your child's name, and the names of other family members 
Ask for favorites: TV show, movie, book, color, game, animal, friend 
Play peek-a-boo 
Give your child the name of an object and ask what color it is, what letter it starts with, what shape it is, if it's heavy or light 
Go on a "hike" with your two fingers walking over your child's arms, shoulders and head 
Break an egg over your child's head by rapping it gently with your fist and then opening your hand to make the egg roll down the face 
Do charades 
Be mirror images 
Play "Simon Says" on a smale scale. 
Throw an imaginary ball 
Blow imaginary bubbles 
Blow a raspberry on your child's arm 
"Steal" your child's nose 
Be a little goldfish 
Do "Here is the church, here is the steeple," or make your own version for another building 
Try guided relaxation 
Practice breathing techniques 
Repeat what the other person says; repeat what the other person says. 
See who can go the longest without talking