"אני שמח כי יש לי צעצוע חדש!"

Translation: I am happy because I have a new toy!

[Theresa754142]

Ani sameakh ki yesh li tsa'atsua khadash!

[CAA15]

Can you not translate this as "I am happy that I have a new toy!"?
In English, we use that along with because sometimes in sentences like this.

[Pumbush]

אני שמח שיש לי צעצוע חדש