MACHINES: PAST AND PRESENT - QUIZLET

Here you have the ACTIVITIES WITH QUIZLET ABOUT MACHINES: PAST AND PRESENT.

MACHINES: PAST AND PRESENT - SUMMARY

Here is the summary of the pages 86 and 87.

MACHINES AND JOBS

Here you have the summary of the pages 84 and 85.

SOUND: QUIZLET

Here you have the ACTIVITIES WITH QUIZLET ABOUT SOUND.

SOUND: SUMMARY

Here's the summary of the pages 78 and 79.

GAME: ENERGY

Here you have a game about energy.

ENERGY, OUR BEST FRIEND