* Animals
* Art
* Books
* Building things
* Computers
* Crafts
* Dinosaurs
* Experiments
* Exploring
* Games
* History
* Magic
* Math
* Music
* Nature
* Puzzles
* Reading
* Science
* Sports
* Stories
* Technology
* Travel
* Writing
Activities:
* Playing with friends
* Going on field trips
* Participating in sports
* Taking part in art projects
* Playing with Legos
* Building forts
* Reading books
* Playing video games
* Watching TV
* Listening to music
* Learning new things
Characters:
* Superheroes
* Cartoon characters
* Movie characters
* Book characters
* Historical figures
* Scientists
* Explorers
* Inventors
* Artists
* Musicians
Foods:
* Pizza
* Hamburgers
* Hot dogs
* Chicken nuggets
* French fries
* Ice cream
* Cookies
* Brownies
* Fruit
* Yogurt
Rewards:
* Stickers
* Praise
* Extra recess time
* A new toy
* A trip to the park
* A movie night
* A sleepover