Who Can Allan See?

Who Can Ellie See?

Who Can Bill See?

Who Can Callie See?

Stars will appear next to the buttons once successfully completed.

Who Can See Who?

Who Can Del See?

Tap on any student that Allan can see in the mirror.

Allan

Bill

Callie

Nope. Allan can’t see Callie. When he sights at Callie’s image, there is no mirror present to reflect light from Callie to his eye.

Del

Nope. Allan can’t see Del. When he sights at Del’s image, there is no mirror present to reflect light from Del to his eye.

Nope. Allan can’t see Bill. When he sights at Bill’s image, there is no mirror present to reflect light from Bill to his eye.

Ellie

Nope. Allan can’t see himself. When he sights at his image, there is no mirror present to reflect light from himself back to his eye.

Try Again

Great Job! Return to Home Screen

Click Here to Return to Home Screen.

Yes! Allan can see Ellie. When he sights at Eillie's image, light from Ellie reflects off the mirror to Allan’s eye.

Tap on any student that Ellie can see in the mirror.

Nope. Ellie can’t see Del. When she sights at Del's image, there is no mirror present to reflect light from Del to her eye.

Nope. Ellie can’t see Callie. When she sights at Callie's image, there is no mirror present to reflect light from Callie to her eye.

Nope. Ellie can’t see Bill. When she sights at Bill’s image, there is no mirror present to reflect light from Bill to her eye.

Nope. Ellie can’t see herself. When she sights at her image, there is no mirror present to reflect light from herself back to her eye.

Yes! Ellie can see Allan. When she sights at Allan's image, light from Allan reflects off the mirror to Ellie's eye.

Nope. Del can’t see Ellie. When she sights at Ellie's image, there is no mirror present to reflect light from Ellie to her eye.

Tap on any student that Del can see in the mirror.

Nope. Del can’t see Allan. When she sights at Allan's image, there is no mirror present to reflect light from Allan to her eye.

Great Job! Who else can Del see?

Yes! Del can see herself. When she sights at her image, light from herself reflects off the mirror to her eye.

Yes! Del can see Bill. When she sights at Bill's image, light from Bill reflects off the mirror to her eye.

Nope. Del can see Bill, Callie, and herself. But Del cannot see Allan.

Nope. Del can see Bill, Callie, and herself. But Del cannot see Ellie.

Yes! Del can see Callie. When she sights at Callie's image, light from Callie reflects off the mirror to her eye.

Nope. Callie can’t see Allan. When she sights at Allan's image, there is no mirror present to reflect light from Allan to her eye.

Tap on any student that Callie can see in the mirror.

Nope. Callie can’t see Ellie. When she sights at Ellie's image, there is no mirror present to reflect light from Ellie to her eye.

Great Job! Who else can Callie see?

Yes! Callie can see Del. When she sights at Del's image, light from Del reflects off the mirror to her eye.

Yes! Callie can see herself. When she sights at her image, light from herself reflects off the mirror to her eye.

Yes! Callie can see Bill. When she sights at Bill's image, light from Bill reflects off the mirror to her eye.

Nope. Callie can see Bill, herself, and Del. But Callie cannot see Ellie.

Nope. Callie can see Bill, herself, and Del. But Callie cannot see Allan.

Yes! Callie can see herself. When she sights at her own image, light from herself reflects off the mirror to her eye.

Yes! Callie can see Bill. When she sights at Bill's image, light from Bill reflects off the mirror to Callie's eye.

Yes! Callie can see Del. When she sights at Del's image, light from Del reflects off the mirror to Callie's eye.

Tap on any student that Bill can see in the mirror.

Nope. Bill can’t see Ellie. When he sights at Ellie's image, there is no mirror present to reflect light from Ellie to his eye.

Nope. Bill can’t see Allan. When he sights at Allan's image, there is no mirror present to reflect light from Allan to his eye.

Great Job! Who else can Bill see?

Yes! Bill can see himself. When he sights at his image, light from him reflects off the mirror to his eye.

Try Again. Who else can Bill see?

Yes! Bill can see Callie. When he sights at Callie's image, light from Callie reflects off the mirror to his eye.

Bill can see himself, Callie and Del, but not Allan. Return to the Home screen to investigate more.

Bill can see himself, Callie and Del, but not Ellie. Return to the Home screen to investigate more.

Yes! Bill can see Del. When he sights at Del's image, light from Del reflects off the mirror to his eye.

Bill can see himself, Callie and Del, but not Callie. Return to the Home screen to investigate more.

Yes! Bill can see himself. When he sights at his image, light from himself reflects off the mirror to his eye.

Yes! Bill can see himself. When he sights at his own image, light from himself reflects off the mirror to his eye.

Bill can see himself, Callie and Del, but not Ellen. Return to the Home screen to investigate more.