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Showing 10 results from a total of 286

| Issue 66

A twist on the candle mystery

Three candles of different heights are lit in a closed space. Surprisingly, the longest candle goes out first. Can you solve the mystery?

Ages: 11-14, 16-19;
Topics: Chemistry, Engineering, General science, Physics

| Issue 66

Colour science with lasers, gummy bears, and rainbows

Shine a light on the science of colour: create and combine rainbows and explore how colours arise through reflection, absorption, and transmission.

Ages: <11, 11-14;
Topics: General science, Physics, Profiles, STEAM

| Issue 65

Quick quantitative chemistry – the microscale way

Learn how to do quantitative chemistry experiments involving reaction rates using microscale techniques that are relatively easy and quick to set up, without expensive equipment.

Ages: 11-14, 14-16, 16-19;
Topics: Chemistry, Sustainability

| Issue 65

What are you drinking? Tap water versus bottled water

Which is better: tap or bottled water? Try these activities based on simple analyses, a debate, and a blind tasting to learn about drinking water and encourage sustainable habits.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry, Earth science, Engineering, Health, Science and society, Sustainability

| Issue 65

To bee or not to bee: the chemistry of honey

Learn about a variety of biochemical aspects of honey through a series of simple experiments using the sugary product of bees.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry
 

| Issue 64

Hands-on experiments with planaria

Meet the planarian, a fascinating flatworm with incredible biological abilities unique and surprising ways responses to various stimuli.

Ages: 14-16, 16-19;
Topics: Biology, Health
 

| Issue 64

A misty way to see convection currents

Do air convection currents really move as they are drawn in textbook illustrations? Let’s make invisible convection currents visible using mist.

Ages: 11-14, 14-16, 16-19;
Topics: Chemistry, Engineering, General science, Physics, Profiles