Fun activities for autistic children often focus on sensory exploration, structured play, and activities that allow for individual preferences and interests. Examples include sensory bins, obstacle courses, art projects, and games with clear rules. Outdoor activities, such as nature scavenger hunts or water play, can also be engaging. 

Sensory Activities:
Sensory bins:
Filled with materials like rice, sand, water beads, or pasta, offering different textures and opportunities for exploration. 
Calm-down bottles:
Bottles filled with water, glitter, and small objects that provide a calming visual experience. 
Sensory swings:
Offer a calming and regulating experience for some children. 
Cornflour slime:
A unique substance that shifts from solid to liquid when touched. 

Structured Activities:
Obstacle courses:
Can be adapted to various skill levels and can incorporate physical activity and problem-solving. 
Building with blocks or Lego:
Provides opportunities for creativity and fine motor skill development. 
Puzzles and games with clear instructions:
Offer a sense of accomplishment and predictability. 

Outdoor Activities:
Nature scavenger hunts:
Involve finding specific items or observing different aspects of nature.
Water table play:
Provides sensory exploration and fine motor skill practice.
Chalk art:
Allows for creative expression and can be a fun way to engage with the outdoors. 

Other Fun Activities:
Art and craft activities:
Can be adapted to various skill levels and provide opportunities for self-expression. 
Cooking and baking:
Offers opportunities to follow directions, develop fine motor skills, and enjoy a finished product. 
Interactive reading nooks:
Create a cozy space with books and related items to bring stories to life. 
Involving children in daily decisions:
Can empower them and foster a sense of control.