This environmentally focused toy teaches kids how to test water for impurities, with the option of uploading their results online and comparing with other kids’ finds. Includes information on global water quality and encourages kids to think of ways to use science and chemistry to assist countries with unsuitable drinking water.

This environmentally focused toy teaches kids how to test water for impurities, with the option of uploading their results online and comparing with other kids’ finds. Includes information on global water quality and encourages kids to think of ways to use science and chemistry to assist countries with unsuitable drinking water.

This environmentally focused toy teaches kids how to test water for impurities, with the option of uploading their results online and comparing with other kids’ finds. Includes information on global water quality and encourages kids to think of ways to use science and chemistry to assist countries with unsuitable drinking water.

This environmentally focused toy teaches kids how to test water for impurities, with the option of uploading their results online and comparing with other kids’ finds. Includes information on global water quality and encourages kids to think of ways to use science and chemistry to assist countries with unsuitable drinking water.

This environmentally focused toy teaches kids how to test water for impurities, with the option of uploading their results online and comparing with other kids’ finds. Includes information on global water quality and encourages kids to think of ways to use science and chemistry to assist countries with unsuitable drinking water.

This environmentally focused toy teaches kids how to test water for impurities, with the option of uploading their results online and comparing with other kids’ finds. Includes information on global water quality and encourages kids to think of ways to use science and chemistry to assist countries with unsuitable drinking water.

This environmentally focused toy teaches kids how to test water for impurities, with the option of uploading their results online and comparing with other kids’ finds. Includes information on global water quality and encourages kids to think of ways to use science and chemistry to assist countries with unsuitable drinking water.

A Thames & Kosmos rock tumbler that turns rough stones into polished rocks while teaching erosion, weathering and the rock cycle. It comes with natural rock samples, including tiger's eye, aventurine and rose quartz, plus four polishing grits and jewelry settings for making accessories.

A Thames & Kosmos kit for building a race car powered only by compressed air. An integrated pump fills the tank, and the air-powered piston engine works like a combustion engine without burning fuel.

A cooperative escape-room card game from the EXIT series in which players work to stop a plot to destroy Venice. For 1 to 4 players ages 12 and up, with 60 to 120 minute games. Designed by Inka and Markus Brand.

A Gecko Run expansion that lets marble run tracks bend around corners at any angle or span obstacles such as doorknobs and window frames. It rotates 360 degrees. 19 pieces, for ages 8 and up.