Interactive ESL game for practising this, that, these and those. Distance Detective is a no-prep whole-class grammar game for young learners.

Students look at sea animals and decide whether they are near or far and singular or plural. They then choose the correct demonstrative phrase: THIS IS, THAT IS, THESE ARE or THOSE ARE.

Distance Detective includes:
• four target structures: This is / That is / These are / Those are
• customisable practice — teachers can choose any combination of the four structures
• adjustable number of rounds (1–100)
• randomised questions and animals for repeated play
• immediate visual and sound feedback
• automatic score and round tracking
• built-in visual grammar guide
• Play Again with a newly randomised game
• music and sound controls

Ideal for:
• ESL / EFL / EAL learners
• KS1 / primary / elementary English
• whole-class grammar practice
• interactive whiteboards and classroom displays
• lesson warm-ups, review and revision

The game runs in a web browser and requires no installation. Simply open it, choose the structures and number of rounds, and play with the class.