For Cinco de Mayo in Kdg. - Plastic egg maracas - plastic easter eggs, fill them with what you want (candy, beans, etc.) 2 plastic spoons, wrap in colorful duct tape or plain masking tape and hand decorate.
Last year in three year old preschool, names were a big deal. So I can only suppose they will be again this year in four year old preschool. Henry learned to recognize his name pretty early on. At first, he thought any word that started [or even had one]
Alphabet Coloring Pages - great idea for baby shower! Print all the letters on cardstock or heavier paper. Have guests color the pages anyway they like and sign a message for baby on the back. Have the pages laminated and bound into a keepsake book!