1, take out disposable cups, and then pour in proper amount of starch.

2. Then add a proper amount of edible salt to the disposable cups.

3. Then add your favorite pigment and stir, as shown in the figure.

4. Next, add a proper amount of detergent to the disposable cups and mix well, as shown in the figure.

5. Then pour it into the love mold, as shown in the figure.

6. Finally, we can see that the space sand is ready, as shown in the figure.